Home / 70,509,449.76-105,769,033.28-29,527,626.12

Finding the Fourth Proportional to 70,509,449.76, 105,769,033.28 and 29,527,626.12

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Solution

The fourth proportional to 70,509,449.76, 105,769,033.28 and 29,527,626.12 is: 44,293,473.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,509,449.76 : 105,769,033.28 = 29,527,626.12 : x
  2. Step 2: Convert to fraction form
    70,509,449.76/105,769,033.28 = 29,527,626.12/x
  3. Step 3: Cross multiply
    70,509,449.76x = 105,769,033.28 × 29,527,626.12
  4. Step 4: Simplify right side
    70,509,449.76x = 3,123,108,469,765,677.50
  5. Step 5: Solve for x
    x = 3,123,108,469,765,677.50/70,509,449.76
  6. Step 6: Final answer
    x = 44,293,473.86

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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.