Finding the Fourth Proportional to 370,948,301.82, 556,486,617.87 and 125,306,725.14
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Solution
The fourth proportional to 370,948,301.82, 556,486,617.87 and 125,306,725.14 is: 187,981,762.76
Step by Step Solution
- Step 1: Write the proportion equation
370,948,301.82 : 556,486,617.87 = 125,306,725.14 : x - Step 2: Convert to fraction form
370,948,301.82/556,486,617.87 = 125,306,725.14/x - Step 3: Cross multiply
370,948,301.82x = 556,486,617.87 × 125,306,725.14 - Step 4: Simplify right side
370,948,301.82x = 69,731,515,669,524,304 - Step 5: Solve for x
x = 69,731,515,669,524,304/370,948,301.82 - Step 6: Final answer
x = 187,981,762.76
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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.