Home / 185,961,217.20-278,982,178.41-56,565,464.28

Finding the Fourth Proportional to 185,961,217.20, 278,982,178.41 and 56,565,464.28

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Solution

The fourth proportional to 185,961,217.20, 278,982,178.41 and 56,565,464.28 is: 84,860,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,961,217.20 : 278,982,178.41 = 56,565,464.28 : x
  2. Step 2: Convert to fraction form
    185,961,217.20/278,982,178.41 = 56,565,464.28/x
  3. Step 3: Cross multiply
    185,961,217.20x = 278,982,178.41 × 56,565,464.28
  4. Step 4: Simplify right side
    185,961,217.20x = 15,780,756,447,607,444
  5. Step 5: Solve for x
    x = 15,780,756,447,607,444/185,961,217.20
  6. Step 6: Final answer
    x = 84,860,470.83

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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.