Home / 175,480,947.32-263,123,016.84-120,211,229.12

Finding the Fourth Proportional to 175,480,947.32, 263,123,016.84 and 120,211,229.12

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Solution

The fourth proportional to 175,480,947.32, 263,123,016.84 and 120,211,229.12 is: 180,249,433.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,480,947.32 : 263,123,016.84 = 120,211,229.12 : x
  2. Step 2: Convert to fraction form
    175,480,947.32/263,123,016.84 = 120,211,229.12/x
  3. Step 3: Cross multiply
    175,480,947.32x = 263,123,016.84 × 120,211,229.12
  4. Step 4: Simplify right side
    175,480,947.32x = 31,630,341,264,098,860
  5. Step 5: Solve for x
    x = 31,630,341,264,098,860/175,480,947.32
  6. Step 6: Final answer
    x = 180,249,433.04

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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.