Home / 384,275,041.40-576,447,996.96-125,491,617.92

Finding the Fourth Proportional to 384,275,041.40, 576,447,996.96 and 125,491,617.92

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Solution

The fourth proportional to 384,275,041.40, 576,447,996.96 and 125,491,617.92 is: 188,248,998.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,275,041.40 : 576,447,996.96 = 125,491,617.92 : x
  2. Step 2: Convert to fraction form
    384,275,041.40/576,447,996.96 = 125,491,617.92/x
  3. Step 3: Cross multiply
    384,275,041.40x = 576,447,996.96 × 125,491,617.92
  4. Step 4: Simplify right side
    384,275,041.40x = 72,339,391,782,371,408
  5. Step 5: Solve for x
    x = 72,339,391,782,371,408/384,275,041.40
  6. Step 6: Final answer
    x = 188,248,998.74

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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.