Home / 137,922,733.89-206,905,358.48-47,025,065.25

Finding the Fourth Proportional to 137,922,733.89, 206,905,358.48 and 47,025,065.25

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Solution

The fourth proportional to 137,922,733.89, 206,905,358.48 and 47,025,065.25 is: 70,544,845.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,922,733.89 : 206,905,358.48 = 47,025,065.25 : x
  2. Step 2: Convert to fraction form
    137,922,733.89/206,905,358.48 = 47,025,065.25/x
  3. Step 3: Cross multiply
    137,922,733.89x = 206,905,358.48 × 47,025,065.25
  4. Step 4: Simplify right side
    137,922,733.89x = 9,729,737,982,861,516
  5. Step 5: Solve for x
    x = 9,729,737,982,861,516/137,922,733.89
  6. Step 6: Final answer
    x = 70,544,845.72

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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.