Home / 137,223,335.40-205,791,353.84-45,085,836.71

Finding the Fourth Proportional to 137,223,335.40, 205,791,353.84 and 45,085,836.71

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Solution

The fourth proportional to 137,223,335.40, 205,791,353.84 and 45,085,836.71 is: 67,614,413.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,223,335.40 : 205,791,353.84 = 45,085,836.71 : x
  2. Step 2: Convert to fraction form
    137,223,335.40/205,791,353.84 = 45,085,836.71/x
  3. Step 3: Cross multiply
    137,223,335.40x = 205,791,353.84 × 45,085,836.71
  4. Step 4: Simplify right side
    137,223,335.40x = 9,278,275,374,305,686
  5. Step 5: Solve for x
    x = 9,278,275,374,305,686/137,223,335.40
  6. Step 6: Final answer
    x = 67,614,413.74

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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.