Finding the Third Proportional to 130,479,942 and 207,291,369
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Solution
The third proportional to 130,479,942 and 207,291,369 is: 329,320,438.09
Step by Step Solution
- Step 1: Write the proportion equation
130,479,942 : 207,291,369 = 207,291,369 : x - Step 2: Convert to fraction form
130,479,942/207,291,369 = 207,291,369/x - Step 3: Cross multiply
130,479,942x = 207,291,369 × 207,291,369 - Step 4: Simplify right side
130,479,942x = 42,969,711,661,894,160 - Step 5: Solve for x
x = 42,969,711,661,894,160/130,479,942 - Step 6: Final answer
x = 329,320,438.09
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.