Home / 1,002,486,411.16-1,504,037,524.62-478,524,114.68

Finding the Fourth Proportional to 1,002,486,411.16, 1,504,037,524.62 and 478,524,114.68

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Solution

The fourth proportional to 1,002,486,411.16, 1,504,037,524.62 and 478,524,114.68 is: 717,933,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,486,411.16 : 1,504,037,524.62 = 478,524,114.68 : x
  2. Step 2: Convert to fraction form
    1,002,486,411.16/1,504,037,524.62 = 478,524,114.68/x
  3. Step 3: Cross multiply
    1,002,486,411.16x = 1,504,037,524.62 × 478,524,114.68
  4. Step 4: Simplify right side
    1,002,486,411.16x = 719,718,224,914,284,160
  5. Step 5: Solve for x
    x = 719,718,224,914,284,160/1,002,486,411.16
  6. Step 6: Final answer
    x = 717,933,147.92

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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.