Home / 185,846,534.10-278,769,801.15-113,287,122.90

Finding the Fourth Proportional to 185,846,534.10, 278,769,801.15 and 113,287,122.90

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Solution

The fourth proportional to 185,846,534.10, 278,769,801.15 and 113,287,122.90 is: 169,930,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,846,534.10 : 278,769,801.15 = 113,287,122.90 : x
  2. Step 2: Convert to fraction form
    185,846,534.10/278,769,801.15 = 113,287,122.90/x
  3. Step 3: Cross multiply
    185,846,534.10x = 278,769,801.15 × 113,287,122.90
  4. Step 4: Simplify right side
    185,846,534.10x = 31,581,028,723,688,612
  5. Step 5: Solve for x
    x = 31,581,028,723,688,612/185,846,534.10
  6. Step 6: Final answer
    x = 169,930,684.35

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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.