Home / 142,793,105.28-214,216,541.60-101,750,728.76

Finding the Fourth Proportional to 142,793,105.28, 214,216,541.60 and 101,750,728.76

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Solution

The fourth proportional to 142,793,105.28, 214,216,541.60 and 101,750,728.76 is: 152,645,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,793,105.28 : 214,216,541.60 = 101,750,728.76 : x
  2. Step 2: Convert to fraction form
    142,793,105.28/214,216,541.60 = 101,750,728.76/x
  3. Step 3: Cross multiply
    142,793,105.28x = 214,216,541.60 × 101,750,728.76
  4. Step 4: Simplify right side
    142,793,105.28x = 21,796,689,220,246,856
  5. Step 5: Solve for x
    x = 21,796,689,220,246,856/142,793,105.28
  6. Step 6: Final answer
    x = 152,645,249.77

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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.