Finding the Fourth Proportional to 137,397,332.07, 206,198,167.92 and 55,516,922.31
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Solution
The fourth proportional to 137,397,332.07, 206,198,167.92 and 55,516,922.31 is: 83,316,666.32
Step by Step Solution
- Step 1: Write the proportion equation
137,397,332.07 : 206,198,167.92 = 55,516,922.31 : x - Step 2: Convert to fraction form
137,397,332.07/206,198,167.92 = 55,516,922.31/x - Step 3: Cross multiply
137,397,332.07x = 206,198,167.92 × 55,516,922.31 - Step 4: Simplify right side
137,397,332.07x = 11,447,487,668,878,974 - Step 5: Solve for x
x = 11,447,487,668,878,974/137,397,332.07 - Step 6: Final answer
x = 83,316,666.32
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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.