Home / 108,451,727.60-149,608,044.24-69,252,289.52

Finding the Fourth Proportional to 108,451,727.60, 149,608,044.24 and 69,252,289.52

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Solution

The fourth proportional to 108,451,727.60, 149,608,044.24 and 69,252,289.52 is: 95,532,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,451,727.60 : 149,608,044.24 = 69,252,289.52 : x
  2. Step 2: Convert to fraction form
    108,451,727.60/149,608,044.24 = 69,252,289.52/x
  3. Step 3: Cross multiply
    108,451,727.60x = 149,608,044.24 × 69,252,289.52
  4. Step 4: Simplify right side
    108,451,727.60x = 10,360,699,594,229,448
  5. Step 5: Solve for x
    x = 10,360,699,594,229,448/108,451,727.60
  6. Step 6: Final answer
    x = 95,532,822.05

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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.