Home / 144,458,772.56-199,350,592.12-87,923,082.54

Finding the Fourth Proportional to 144,458,772.56, 199,350,592.12 and 87,923,082.54

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Solution

The fourth proportional to 144,458,772.56, 199,350,592.12 and 87,923,082.54 is: 121,332,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,458,772.56 : 199,350,592.12 = 87,923,082.54 : x
  2. Step 2: Convert to fraction form
    144,458,772.56/199,350,592.12 = 87,923,082.54/x
  3. Step 3: Cross multiply
    144,458,772.56x = 199,350,592.12 × 87,923,082.54
  4. Step 4: Simplify right side
    144,458,772.56x = 17,527,518,565,364,636
  5. Step 5: Solve for x
    x = 17,527,518,565,364,636/144,458,772.56
  6. Step 6: Final answer
    x = 121,332,323.78

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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.