Finding the Fourth Proportional to 9,298,112,649,969.40, 13,947,168,974,954 and 9,298,112,649,969.40
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Solution
The fourth proportional to 9,298,112,649,969.40, 13,947,168,974,954 and 9,298,112,649,969.40 is: 13,947,168,974,954
Step by Step Solution
- Step 1: Write the proportion equation
9,298,112,649,969.40 : 13,947,168,974,954 = 9,298,112,649,969.40 : x - Step 2: Convert to fraction form
9,298,112,649,969.40/13,947,168,974,954 = 9,298,112,649,969.40/x - Step 3: Cross multiply
9,298,112,649,969.40x = 13,947,168,974,954 × 9,298,112,649,969.40 - Step 4: Simplify right side
9,298,112,649,969.40x = 129,682,348,277,280,542,734,417,920 - Step 5: Solve for x
x = 129,682,348,277,280,542,734,417,920/9,298,112,649,969.40 - Step 6: Final answer
x = 13,947,168,974,954
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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.