Home / 189,113,591.40-283,670,387.10-67,948,996.20

Finding the Fourth Proportional to 189,113,591.40, 283,670,387.10 and 67,948,996.20

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Solution

The fourth proportional to 189,113,591.40, 283,670,387.10 and 67,948,996.20 is: 101,923,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,113,591.40 : 283,670,387.10 = 67,948,996.20 : x
  2. Step 2: Convert to fraction form
    189,113,591.40/283,670,387.10 = 67,948,996.20/x
  3. Step 3: Cross multiply
    189,113,591.40x = 283,670,387.10 × 67,948,996.20
  4. Step 4: Simplify right side
    189,113,591.40x = 19,275,118,055,110,432
  5. Step 5: Solve for x
    x = 19,275,118,055,110,432/189,113,591.40
  6. Step 6: Final answer
    x = 101,923,494.30

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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.