Home / 5,756,281,791.12-7,943,522,524.80-3,215,982,839.64

Finding the Fourth Proportional to 5,756,281,791.12, 7,943,522,524.80 and 3,215,982,839.64

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Solution

The fourth proportional to 5,756,281,791.12, 7,943,522,524.80 and 3,215,982,839.64 is: 4,437,974,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756,281,791.12 : 7,943,522,524.80 = 3,215,982,839.64 : x
  2. Step 2: Convert to fraction form
    5,756,281,791.12/7,943,522,524.80 = 3,215,982,839.64/x
  3. Step 3: Cross multiply
    5,756,281,791.12x = 7,943,522,524.80 × 3,215,982,839.64
  4. Step 4: Simplify right side
    5,756,281,791.12x = 25,546,232,126,050,607,104
  5. Step 5: Solve for x
    x = 25,546,232,126,050,607,104/5,756,281,791.12
  6. Step 6: Final answer
    x = 4,437,974,555.98

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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.