Home / 75,729,559.64-113,628,854.54-38,867,335.85

Finding the Fourth Proportional to 75,729,559.64, 113,628,854.54 and 38,867,335.85

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Solution

The fourth proportional to 75,729,559.64, 113,628,854.54 and 38,867,335.85 is: 58,318,718.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,729,559.64 : 113,628,854.54 = 38,867,335.85 : x
  2. Step 2: Convert to fraction form
    75,729,559.64/113,628,854.54 = 38,867,335.85/x
  3. Step 3: Cross multiply
    75,729,559.64x = 113,628,854.54 × 38,867,335.85
  4. Step 4: Simplify right side
    75,729,559.64x = 4,416,450,850,991,664.50
  5. Step 5: Solve for x
    x = 4,416,450,850,991,664.50/75,729,559.64
  6. Step 6: Final answer
    x = 58,318,718.24

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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.