Finding the Fourth Proportional to 100,507,539.12, 150,785,545.42 and 34,919,130.96
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Solution
The fourth proportional to 100,507,539.12, 150,785,545.42 and 34,919,130.96 is: 52,387,116.96
Step by Step Solution
- Step 1: Write the proportion equation
100,507,539.12 : 150,785,545.42 = 34,919,130.96 : x - Step 2: Convert to fraction form
100,507,539.12/150,785,545.42 = 34,919,130.96/x - Step 3: Cross multiply
100,507,539.12x = 150,785,545.42 × 34,919,130.96 - Step 4: Simplify right side
100,507,539.12x = 5,265,300,207,396,008 - Step 5: Solve for x
x = 5,265,300,207,396,008/100,507,539.12 - Step 6: Final answer
x = 52,387,116.96
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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.