Home / 86,276,083.14-129,416,781.90-37,728,947.79

Finding the Fourth Proportional to 86,276,083.14, 129,416,781.90 and 37,728,947.79

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Solution

The fourth proportional to 86,276,083.14, 129,416,781.90 and 37,728,947.79 is: 56,594,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,276,083.14 : 129,416,781.90 = 37,728,947.79 : x
  2. Step 2: Convert to fraction form
    86,276,083.14/129,416,781.90 = 37,728,947.79/x
  3. Step 3: Cross multiply
    86,276,083.14x = 129,416,781.90 × 37,728,947.79
  4. Step 4: Simplify right side
    86,276,083.14x = 4,882,759,007,454,917
  5. Step 5: Solve for x
    x = 4,882,759,007,454,917/86,276,083.14
  6. Step 6: Final answer
    x = 56,594,583.69

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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.