Home / 113,099,652.04-156,078,145.56-63,542,115.40

Finding the Fourth Proportional to 113,099,652.04, 156,078,145.56 and 63,542,115.40

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Solution

The fourth proportional to 113,099,652.04, 156,078,145.56 and 63,542,115.40 is: 87,688,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,099,652.04 : 156,078,145.56 = 63,542,115.40 : x
  2. Step 2: Convert to fraction form
    113,099,652.04/156,078,145.56 = 63,542,115.40/x
  3. Step 3: Cross multiply
    113,099,652.04x = 156,078,145.56 × 63,542,115.40
  4. Step 4: Simplify right side
    113,099,652.04x = 9,917,535,536,591,518
  5. Step 5: Solve for x
    x = 9,917,535,536,591,518/113,099,652.04
  6. Step 6: Final answer
    x = 87,688,470.81

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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.