Finding the Fourth Proportional to 7,134,586,508.16, 10,705,385,805.12 and 3,207,067,632
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Solution
The fourth proportional to 7,134,586,508.16, 10,705,385,805.12 and 3,207,067,632 is: 4,812,177,449.16
Step by Step Solution
- Step 1: Write the proportion equation
7,134,586,508.16 : 10,705,385,805.12 = 3,207,067,632 : x - Step 2: Convert to fraction form
7,134,586,508.16/10,705,385,805.12 = 3,207,067,632/x - Step 3: Cross multiply
7,134,586,508.16x = 10,705,385,805.12 × 3,207,067,632 - Step 4: Simplify right side
7,134,586,508.16x = 34,332,896,303,672,614,912 - Step 5: Solve for x
x = 34,332,896,303,672,614,912/7,134,586,508.16 - Step 6: Final answer
x = 4,812,177,449.16
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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.