Home / 70,886,145.70-106,329,218.55-25,442,035.30

Finding the Fourth Proportional to 70,886,145.70, 106,329,218.55 and 25,442,035.30

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Solution

The fourth proportional to 70,886,145.70, 106,329,218.55 and 25,442,035.30 is: 38,163,052.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,886,145.70 : 106,329,218.55 = 25,442,035.30 : x
  2. Step 2: Convert to fraction form
    70,886,145.70/106,329,218.55 = 25,442,035.30/x
  3. Step 3: Cross multiply
    70,886,145.70x = 106,329,218.55 × 25,442,035.30
  4. Step 4: Simplify right side
    70,886,145.70x = 2,705,231,731,770,515
  5. Step 5: Solve for x
    x = 2,705,231,731,770,515/70,886,145.70
  6. Step 6: Final answer
    x = 38,163,052.95

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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.