Finding the Fourth Proportional to 482,844,007.30, 724,266,010.95 and 176,146,125.70
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Solution
The fourth proportional to 482,844,007.30, 724,266,010.95 and 176,146,125.70 is: 264,219,188.55
Step by Step Solution
- Step 1: Write the proportion equation
482,844,007.30 : 724,266,010.95 = 176,146,125.70 : x - Step 2: Convert to fraction form
482,844,007.30/724,266,010.95 = 176,146,125.70/x - Step 3: Cross multiply
482,844,007.30x = 724,266,010.95 × 176,146,125.70 - Step 4: Simplify right side
482,844,007.30x = 127,576,651,805,036,272 - Step 5: Solve for x
x = 127,576,651,805,036,272/482,844,007.30 - Step 6: Final answer
x = 264,219,188.55
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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.