Finding the Fourth Proportional to 161,737,132.16, 242,569,929.92 and 46,696,661.12
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Solution
The fourth proportional to 161,737,132.16, 242,569,929.92 and 46,696,661.12 is: 70,034,664.67
Step by Step Solution
- Step 1: Write the proportion equation
161,737,132.16 : 242,569,929.92 = 46,696,661.12 : x - Step 2: Convert to fraction form
161,737,132.16/242,569,929.92 = 46,696,661.12/x - Step 3: Cross multiply
161,737,132.16x = 242,569,929.92 × 46,696,661.12 - Step 4: Simplify right side
161,737,132.16x = 11,327,205,815,376,388 - Step 5: Solve for x
x = 11,327,205,815,376,388/161,737,132.16 - Step 6: Final answer
x = 70,034,664.67
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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.