Home / 70,886,140.20-106,329,210.30-25,442,029.80

Finding the Fourth Proportional to 70,886,140.20, 106,329,210.30 and 25,442,029.80

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Solution

The fourth proportional to 70,886,140.20, 106,329,210.30 and 25,442,029.80 is: 38,163,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,886,140.20 : 106,329,210.30 = 25,442,029.80 : x
  2. Step 2: Convert to fraction form
    70,886,140.20/106,329,210.30 = 25,442,029.80/x
  3. Step 3: Cross multiply
    70,886,140.20x = 106,329,210.30 × 25,442,029.80
  4. Step 4: Simplify right side
    70,886,140.20x = 2,705,230,937,063,067
  5. Step 5: Solve for x
    x = 2,705,230,937,063,067/70,886,140.20
  6. Step 6: Final answer
    x = 38,163,044.70

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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.