Home / 83,434,982.40-125,003,174.40-70,595,251.20

Finding the Fourth Proportional to 83,434,982.40, 125,003,174.40 and 70,595,251.20

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Solution

The fourth proportional to 83,434,982.40, 125,003,174.40 and 70,595,251.20 is: 105,766,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,434,982.40 : 125,003,174.40 = 70,595,251.20 : x
  2. Step 2: Convert to fraction form
    83,434,982.40/125,003,174.40 = 70,595,251.20/x
  3. Step 3: Cross multiply
    83,434,982.40x = 125,003,174.40 × 70,595,251.20
  4. Step 4: Simplify right side
    83,434,982.40x = 8,824,630,497,565,410
  5. Step 5: Solve for x
    x = 8,824,630,497,565,410/83,434,982.40
  6. Step 6: Final answer
    x = 105,766,553.11

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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.