Home / 51,462,453.40-77,193,680.10-44,287,999.90

Finding the Fourth Proportional to 51,462,453.40, 77,193,680.10 and 44,287,999.90

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Solution

The fourth proportional to 51,462,453.40, 77,193,680.10 and 44,287,999.90 is: 66,431,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,462,453.40 : 77,193,680.10 = 44,287,999.90 : x
  2. Step 2: Convert to fraction form
    51,462,453.40/77,193,680.10 = 44,287,999.90/x
  3. Step 3: Cross multiply
    51,462,453.40x = 77,193,680.10 × 44,287,999.90
  4. Step 4: Simplify right side
    51,462,453.40x = 3,418,753,696,549,431.50
  5. Step 5: Solve for x
    x = 3,418,753,696,549,431.50/51,462,453.40
  6. Step 6: Final answer
    x = 66,431,999.85

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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.