Home / 384,516,808.20-576,790,958.70-111,887,575.20

Finding the Fourth Proportional to 384,516,808.20, 576,790,958.70 and 111,887,575.20

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Solution

The fourth proportional to 384,516,808.20, 576,790,958.70 and 111,887,575.20 is: 167,835,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,516,808.20 : 576,790,958.70 = 111,887,575.20 : x
  2. Step 2: Convert to fraction form
    384,516,808.20/576,790,958.70 = 111,887,575.20/x
  3. Step 3: Cross multiply
    384,516,808.20x = 576,790,958.70 × 111,887,575.20
  4. Step 4: Simplify right side
    384,516,808.20x = 64,535,741,766,226,352
  5. Step 5: Solve for x
    x = 64,535,741,766,226,352/384,516,808.20
  6. Step 6: Final answer
    x = 167,835,944.72

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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.