Finding the Fourth Proportional to 647,731,565.76, 970,052,833.62 and 413,826,448.08
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Solution
The fourth proportional to 647,731,565.76, 970,052,833.62 and 413,826,448.08 is: 619,752,903.53
Step by Step Solution
- Step 1: Write the proportion equation
647,731,565.76 : 970,052,833.62 = 413,826,448.08 : x - Step 2: Convert to fraction form
647,731,565.76/970,052,833.62 = 413,826,448.08/x - Step 3: Cross multiply
647,731,565.76x = 970,052,833.62 × 413,826,448.08 - Step 4: Simplify right side
647,731,565.76x = 401,433,518,586,903,808 - Step 5: Solve for x
x = 401,433,518,586,903,808/647,731,565.76 - Step 6: Final answer
x = 619,752,903.53
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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.