Home / 65,956,870.20-98,935,305.30-55,274,906.10

Finding the Fourth Proportional to 65,956,870.20, 98,935,305.30 and 55,274,906.10

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Solution

The fourth proportional to 65,956,870.20, 98,935,305.30 and 55,274,906.10 is: 82,912,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,956,870.20 : 98,935,305.30 = 55,274,906.10 : x
  2. Step 2: Convert to fraction form
    65,956,870.20/98,935,305.30 = 55,274,906.10/x
  3. Step 3: Cross multiply
    65,956,870.20x = 98,935,305.30 × 55,274,906.10
  4. Step 4: Simplify right side
    65,956,870.20x = 5,468,639,710,432,332
  5. Step 5: Solve for x
    x = 5,468,639,710,432,332/65,956,870.20
  6. Step 6: Final answer
    x = 82,912,359.15

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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.