Home / 94,121,796.32-129,867,928.80-54,945,794.24

Finding the Fourth Proportional to 94,121,796.32, 129,867,928.80 and 54,945,794.24

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Solution

The fourth proportional to 94,121,796.32, 129,867,928.80 and 54,945,794.24 is: 75,813,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,121,796.32 : 129,867,928.80 = 54,945,794.24 : x
  2. Step 2: Convert to fraction form
    94,121,796.32/129,867,928.80 = 54,945,794.24/x
  3. Step 3: Cross multiply
    94,121,796.32x = 129,867,928.80 × 54,945,794.24
  4. Step 4: Simplify right side
    94,121,796.32x = 7,135,696,494,219,770
  5. Step 5: Solve for x
    x = 7,135,696,494,219,770/94,121,796.32
  6. Step 6: Final answer
    x = 75,813,432.95

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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.