Home / 96,228,041.70-144,342,062.55-85,646,460.90

Finding the Fourth Proportional to 96,228,041.70, 144,342,062.55 and 85,646,460.90

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Solution

The fourth proportional to 96,228,041.70, 144,342,062.55 and 85,646,460.90 is: 128,469,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,228,041.70 : 144,342,062.55 = 85,646,460.90 : x
  2. Step 2: Convert to fraction form
    96,228,041.70/144,342,062.55 = 85,646,460.90/x
  3. Step 3: Cross multiply
    96,228,041.70x = 144,342,062.55 × 85,646,460.90
  4. Step 4: Simplify right side
    96,228,041.70x = 12,362,386,816,413,932
  5. Step 5: Solve for x
    x = 12,362,386,816,413,932/96,228,041.70
  6. Step 6: Final answer
    x = 128,469,691.35

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Similar ratio
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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.