Home / 87,516,921.02-120,773,311.13-48,358,355.27

Finding the Fourth Proportional to 87,516,921.02, 120,773,311.13 and 48,358,355.27

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Solution

The fourth proportional to 87,516,921.02, 120,773,311.13 and 48,358,355.27 is: 66,734,508.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,516,921.02 : 120,773,311.13 = 48,358,355.27 : x
  2. Step 2: Convert to fraction form
    87,516,921.02/120,773,311.13 = 48,358,355.27/x
  3. Step 3: Cross multiply
    87,516,921.02x = 120,773,311.13 × 48,358,355.27
  4. Step 4: Simplify right side
    87,516,921.02x = 5,840,398,686,275,814
  5. Step 5: Solve for x
    x = 5,840,398,686,275,814/87,516,921.02
  6. Step 6: Final answer
    x = 66,734,508.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.