Home / 126,144,046.20-189,216,069.30-110,523,617.40

Finding the Fourth Proportional to 126,144,046.20, 189,216,069.30 and 110,523,617.40

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Solution

The fourth proportional to 126,144,046.20, 189,216,069.30 and 110,523,617.40 is: 165,785,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,144,046.20 : 189,216,069.30 = 110,523,617.40 : x
  2. Step 2: Convert to fraction form
    126,144,046.20/189,216,069.30 = 110,523,617.40/x
  3. Step 3: Cross multiply
    126,144,046.20x = 189,216,069.30 × 110,523,617.40
  4. Step 4: Simplify right side
    126,144,046.20x = 20,912,844,449,245,088
  5. Step 5: Solve for x
    x = 20,912,844,449,245,088/126,144,046.20
  6. Step 6: Final answer
    x = 165,785,426.10

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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.