Home / 82,944,672.90-124,417,009.35-73,202,900.10

Finding the Fourth Proportional to 82,944,672.90, 124,417,009.35 and 73,202,900.10

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Solution

The fourth proportional to 82,944,672.90, 124,417,009.35 and 73,202,900.10 is: 109,804,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,672.90 : 124,417,009.35 = 73,202,900.10 : x
  2. Step 2: Convert to fraction form
    82,944,672.90/124,417,009.35 = 73,202,900.10/x
  3. Step 3: Cross multiply
    82,944,672.90x = 124,417,009.35 × 73,202,900.10
  4. Step 4: Simplify right side
    82,944,672.90x = 9,107,685,906,188,814
  5. Step 5: Solve for x
    x = 9,107,685,906,188,814/82,944,672.90
  6. Step 6: Final answer
    x = 109,804,350.15

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Double scale
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1.5x scale

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.