Home / 82,944,062.40-124,416,093.60-77,275,358.40

Finding the Fourth Proportional to 82,944,062.40, 124,416,093.60 and 77,275,358.40

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Solution

The fourth proportional to 82,944,062.40, 124,416,093.60 and 77,275,358.40 is: 115,913,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,062.40 : 124,416,093.60 = 77,275,358.40 : x
  2. Step 2: Convert to fraction form
    82,944,062.40/124,416,093.60 = 77,275,358.40/x
  3. Step 3: Cross multiply
    82,944,062.40x = 124,416,093.60 × 77,275,358.40
  4. Step 4: Simplify right side
    82,944,062.40x = 9,614,298,223,667,946
  5. Step 5: Solve for x
    x = 9,614,298,223,667,946/82,944,062.40
  6. Step 6: Final answer
    x = 115,913,037.60

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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.