Home / 89,944,317.31-124,123,199.40-48,691,209.67

Finding the Fourth Proportional to 89,944,317.31, 124,123,199.40 and 48,691,209.67

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Solution

The fourth proportional to 89,944,317.31, 124,123,199.40 and 48,691,209.67 is: 67,193,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944,317.31 : 124,123,199.40 = 48,691,209.67 : x
  2. Step 2: Convert to fraction form
    89,944,317.31/124,123,199.40 = 48,691,209.67/x
  3. Step 3: Cross multiply
    89,944,317.31x = 124,123,199.40 × 48,691,209.67
  4. Step 4: Simplify right side
    89,944,317.31x = 6,043,708,726,896,619
  5. Step 5: Solve for x
    x = 6,043,708,726,896,619/89,944,317.31
  6. Step 6: Final answer
    x = 67,193,891.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.