Home / 102,613,581.90-154,165,925.65-65,797,602.68

Finding the Fourth Proportional to 102,613,581.90, 154,165,925.65 and 65,797,602.68

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Solution

The fourth proportional to 102,613,581.90, 154,165,925.65 and 65,797,602.68 is: 98,853,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,613,581.90 : 154,165,925.65 = 65,797,602.68 : x
  2. Step 2: Convert to fraction form
    102,613,581.90/154,165,925.65 = 65,797,602.68/x
  3. Step 3: Cross multiply
    102,613,581.90x = 154,165,925.65 × 65,797,602.68
  4. Step 4: Simplify right side
    102,613,581.90x = 10,143,748,321,904,990
  5. Step 5: Solve for x
    x = 10,143,748,321,904,990/102,613,581.90
  6. Step 6: Final answer
    x = 98,853,856.72

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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.