Home / 113,372,206.30-170,058,309.45-48,664,999.90

Finding the Fourth Proportional to 113,372,206.30, 170,058,309.45 and 48,664,999.90

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Solution

The fourth proportional to 113,372,206.30, 170,058,309.45 and 48,664,999.90 is: 72,997,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,372,206.30 : 170,058,309.45 = 48,664,999.90 : x
  2. Step 2: Convert to fraction form
    113,372,206.30/170,058,309.45 = 48,664,999.90/x
  3. Step 3: Cross multiply
    113,372,206.30x = 170,058,309.45 × 48,664,999.90
  4. Step 4: Simplify right side
    113,372,206.30x = 8,275,887,612,378,418
  5. Step 5: Solve for x
    x = 8,275,887,612,378,418/113,372,206.30
  6. Step 6: Final answer
    x = 72,997,499.85

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Similar ratio
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1.5x scale

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.