Finding the Fourth Proportional to 625,877,174.62, 938,433,124.35 and 298,452,831.58
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Solution
The fourth proportional to 625,877,174.62, 938,433,124.35 and 298,452,831.58 is: 447,496,784.62
Step by Step Solution
- Step 1: Write the proportion equation
625,877,174.62 : 938,433,124.35 = 298,452,831.58 : x - Step 2: Convert to fraction form
625,877,174.62/938,433,124.35 = 298,452,831.58/x - Step 3: Cross multiply
625,877,174.62x = 938,433,124.35 × 298,452,831.58 - Step 4: Simplify right side
625,877,174.62x = 280,078,023,210,723,744 - Step 5: Solve for x
x = 280,078,023,210,723,744/625,877,174.62 - Step 6: Final answer
x = 447,496,784.62
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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.