Home / 283,853,419.20-425,655,712.80-130,448,491.20

Finding the Fourth Proportional to 283,853,419.20, 425,655,712.80 and 130,448,491.20

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Solution

The fourth proportional to 283,853,419.20, 425,655,712.80 and 130,448,491.20 is: 195,615,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,853,419.20 : 425,655,712.80 = 130,448,491.20 : x
  2. Step 2: Convert to fraction form
    283,853,419.20/425,655,712.80 = 130,448,491.20/x
  3. Step 3: Cross multiply
    283,853,419.20x = 425,655,712.80 × 130,448,491.20
  4. Step 4: Simplify right side
    283,853,419.20x = 55,526,145,505,420,528
  5. Step 5: Solve for x
    x = 55,526,145,505,420,528/283,853,419.20
  6. Step 6: Final answer
    x = 195,615,559.83

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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.