Home / 54,568,909.10-81,853,363.65-47,235,023.30

Finding the Fourth Proportional to 54,568,909.10, 81,853,363.65 and 47,235,023.30

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Solution

The fourth proportional to 54,568,909.10, 81,853,363.65 and 47,235,023.30 is: 70,852,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568,909.10 : 81,853,363.65 = 47,235,023.30 : x
  2. Step 2: Convert to fraction form
    54,568,909.10/81,853,363.65 = 47,235,023.30/x
  3. Step 3: Cross multiply
    54,568,909.10x = 81,853,363.65 × 47,235,023.30
  4. Step 4: Simplify right side
    54,568,909.10x = 3,866,345,539,191,123
  5. Step 5: Solve for x
    x = 3,866,345,539,191,123/54,568,909.10
  6. Step 6: Final answer
    x = 70,852,534.95

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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.