Home / 98,251,805.40-147,377,708.10-47,107,498.20

Finding the Fourth Proportional to 98,251,805.40, 147,377,708.10 and 47,107,498.20

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Solution

The fourth proportional to 98,251,805.40, 147,377,708.10 and 47,107,498.20 is: 70,661,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,251,805.40 : 147,377,708.10 = 47,107,498.20 : x
  2. Step 2: Convert to fraction form
    98,251,805.40/147,377,708.10 = 47,107,498.20/x
  3. Step 3: Cross multiply
    98,251,805.40x = 147,377,708.10 × 47,107,498.20
  4. Step 4: Simplify right side
    98,251,805.40x = 6,942,595,119,040,876
  5. Step 5: Solve for x
    x = 6,942,595,119,040,876/98,251,805.40
  6. Step 6: Final answer
    x = 70,661,247.30

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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.