Home / 70,211,542.55-96,883,439.27-40,451,926.38

Finding the Fourth Proportional to 70,211,542.55, 96,883,439.27 and 40,451,926.38

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Solution

The fourth proportional to 70,211,542.55, 96,883,439.27 and 40,451,926.38 is: 55,818,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,211,542.55 : 96,883,439.27 = 40,451,926.38 : x
  2. Step 2: Convert to fraction form
    70,211,542.55/96,883,439.27 = 40,451,926.38/x
  3. Step 3: Cross multiply
    70,211,542.55x = 96,883,439.27 × 40,451,926.38
  4. Step 4: Simplify right side
    70,211,542.55x = 3,919,121,752,791,241
  5. Step 5: Solve for x
    x = 3,919,121,752,791,241/70,211,542.55
  6. Step 6: Final answer
    x = 55,818,767.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.