Finding the Fourth Proportional to 113,327,694.20, 169,991,541.30 and 88,668,831.80
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Solution
The fourth proportional to 113,327,694.20, 169,991,541.30 and 88,668,831.80 is: 133,003,247.70
Step by Step Solution
- Step 1: Write the proportion equation
113,327,694.20 : 169,991,541.30 = 88,668,831.80 : x - Step 2: Convert to fraction form
113,327,694.20/169,991,541.30 = 88,668,831.80/x - Step 3: Cross multiply
113,327,694.20x = 169,991,541.30 × 88,668,831.80 - Step 4: Simplify right side
113,327,694.20x = 15,072,951,382,952,454 - Step 5: Solve for x
x = 15,072,951,382,952,454/113,327,694.20 - Step 6: Final answer
x = 133,003,247.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.