Finding the Fourth Proportional to 357,841,416.11, 536,629,220.16 and 124,612,234.70
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Solution
The fourth proportional to 357,841,416.11, 536,629,220.16 and 124,612,234.70 is: 186,872,070.47
Step by Step Solution
- Step 1: Write the proportion equation
357,841,416.11 : 536,629,220.16 = 124,612,234.70 : x - Step 2: Convert to fraction form
357,841,416.11/536,629,220.16 = 124,612,234.70/x - Step 3: Cross multiply
357,841,416.11x = 536,629,220.16 × 124,612,234.70 - Step 4: Simplify right side
357,841,416.11x = 66,870,566,329,455,896 - Step 5: Solve for x
x = 66,870,566,329,455,896/357,841,416.11 - Step 6: Final answer
x = 186,872,070.47
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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.