Home / 86,938,659.27-119,978,226.14-47,781,823.95

Finding the Fourth Proportional to 86,938,659.27, 119,978,226.14 and 47,781,823.95

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Solution

The fourth proportional to 86,938,659.27, 119,978,226.14 and 47,781,823.95 is: 65,940,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,938,659.27 : 119,978,226.14 = 47,781,823.95 : x
  2. Step 2: Convert to fraction form
    86,938,659.27/119,978,226.14 = 47,781,823.95/x
  3. Step 3: Cross multiply
    86,938,659.27x = 119,978,226.14 × 47,781,823.95
  4. Step 4: Simplify right side
    86,938,659.27x = 5,732,778,479,015,860
  5. Step 5: Solve for x
    x = 5,732,778,479,015,860/86,938,659.27
  6. Step 6: Final answer
    x = 65,940,497.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.