Finding the Fourth Proportional to 102,365,186.88, 153,547,780.32 and 34,207,878.63
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Solution
The fourth proportional to 102,365,186.88, 153,547,780.32 and 34,207,878.63 is: 51,311,817.95
Step by Step Solution
- Step 1: Write the proportion equation
102,365,186.88 : 153,547,780.32 = 34,207,878.63 : x - Step 2: Convert to fraction form
102,365,186.88/153,547,780.32 = 34,207,878.63/x - Step 3: Cross multiply
102,365,186.88x = 153,547,780.32 × 34,207,878.63 - Step 4: Simplify right side
102,365,186.88x = 5,252,543,833,092,463 - Step 5: Solve for x
x = 5,252,543,833,092,463/102,365,186.88 - Step 6: Final answer
x = 51,311,817.95
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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.