Finding the Fourth Proportional to 575,101,497.80, 862,652,246.70 and 344,952,115.40
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Solution
The fourth proportional to 575,101,497.80, 862,652,246.70 and 344,952,115.40 is: 517,428,173.10
Step by Step Solution
- Step 1: Write the proportion equation
575,101,497.80 : 862,652,246.70 = 344,952,115.40 : x - Step 2: Convert to fraction form
575,101,497.80/862,652,246.70 = 344,952,115.40/x - Step 3: Cross multiply
575,101,497.80x = 862,652,246.70 × 344,952,115.40 - Step 4: Simplify right side
575,101,497.80x = 297,573,717,353,727,680 - Step 5: Solve for x
x = 297,573,717,353,727,680/575,101,497.80 - Step 6: Final answer
x = 517,428,173.10
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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.