Home / 133,079,640.20-199,584,030.90-40,963,200.20

Finding the Fourth Proportional to 133,079,640.20, 199,584,030.90 and 40,963,200.20

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Solution

The fourth proportional to 133,079,640.20, 199,584,030.90 and 40,963,200.20 is: 61,433,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,079,640.20 : 199,584,030.90 = 40,963,200.20 : x
  2. Step 2: Convert to fraction form
    133,079,640.20/199,584,030.90 = 40,963,200.20/x
  3. Step 3: Cross multiply
    133,079,640.20x = 199,584,030.90 × 40,963,200.20
  4. Step 4: Simplify right side
    133,079,640.20x = 8,175,600,614,479,687
  5. Step 5: Solve for x
    x = 8,175,600,614,479,687/133,079,640.20
  6. Step 6: Final answer
    x = 61,433,894.79

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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.