Finding the Fourth Proportional to 18,627,665,279,928, 27,916,521,779,788 and 14,497,464,636,655
Calculator
Solution
The fourth proportional to 18,627,665,279,928, 27,916,521,779,788 and 14,497,464,636,655 is: 21,726,758,624,817.31
Step by Step Solution
- Step 1: Write the proportion equation
18,627,665,279,928 : 27,916,521,779,788 = 14,497,464,636,655 : x - Step 2: Convert to fraction form
18,627,665,279,928/27,916,521,779,788 = 14,497,464,636,655/x - Step 3: Cross multiply
18,627,665,279,928x = 27,916,521,779,788 × 14,497,464,636,655 - Step 4: Simplify right side
18,627,665,279,928x = 404,718,787,280,885,621,010,202,624 - Step 5: Solve for x
x = 404,718,787,280,885,621,010,202,624/18,627,665,279,928 - Step 6: Final answer
x = 21,726,758,624,817.31
Related Problems
Find fourth proportional to 9,313,832,639,964, 13,958,260,889,894 and 7,248,732,318,327.50
Half scale
Find fourth proportional to 37,255,330,559,856, 55,833,043,559,576 and 28,994,929,273,310
Double scale
Find fourth proportional to 18,627,665,279,929, 27,916,521,779,789.50 and 14,497,464,636,656
Similar ratio
Find fourth proportional to 27,941,497,919,892, 41,874,782,669,682 and 21,746,196,954,982.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.