Home / 113,498,343.60-170,247,515.40-74,756,294.70

Finding the Fourth Proportional to 113,498,343.60, 170,247,515.40 and 74,756,294.70

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Solution

The fourth proportional to 113,498,343.60, 170,247,515.40 and 74,756,294.70 is: 112,134,442.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,498,343.60 : 170,247,515.40 = 74,756,294.70 : x
  2. Step 2: Convert to fraction form
    113,498,343.60/170,247,515.40 = 74,756,294.70/x
  3. Step 3: Cross multiply
    113,498,343.60x = 170,247,515.40 × 74,756,294.70
  4. Step 4: Simplify right side
    113,498,343.60x = 12,727,073,433,185,190
  5. Step 5: Solve for x
    x = 12,727,073,433,185,190/113,498,343.60
  6. Step 6: Final answer
    x = 112,134,442.05

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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.