Finding the Fourth Proportional to 49,999,730,317.45, 68,999,696,166.12 and 27,136,868,374.75
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Solution
The fourth proportional to 49,999,730,317.45, 68,999,696,166.12 and 27,136,868,374.75 is: 37,448,915,441.54
Step by Step Solution
- Step 1: Write the proportion equation
49,999,730,317.45 : 68,999,696,166.12 = 27,136,868,374.75 : x - Step 2: Convert to fraction form
49,999,730,317.45/68,999,696,166.12 = 27,136,868,374.75/x - Step 3: Cross multiply
49,999,730,317.45x = 68,999,696,166.12 × 27,136,868,374.75 - Step 4: Simplify right side
49,999,730,317.45x = 1,872,435,672,757,740,503,040 - Step 5: Solve for x
x = 1,872,435,672,757,740,503,040/49,999,730,317.45 - Step 6: Final answer
x = 37,448,915,441.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.