Finding the Fourth Proportional to 637,754,885.14, 956,632,338.84 and 153,080,693.14
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Solution
The fourth proportional to 637,754,885.14, 956,632,338.84 and 153,080,693.14 is: 229,621,042.38
Step by Step Solution
- Step 1: Write the proportion equation
637,754,885.14 : 956,632,338.84 = 153,080,693.14 : x - Step 2: Convert to fraction form
637,754,885.14/956,632,338.84 = 153,080,693.14/x - Step 3: Cross multiply
637,754,885.14x = 956,632,338.84 × 153,080,693.14 - Step 4: Simplify right side
637,754,885.14x = 146,441,941,509,766,528 - Step 5: Solve for x
x = 146,441,941,509,766,528/637,754,885.14 - Step 6: Final answer
x = 229,621,042.38
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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.