Home / 86,055,168.20-118,753,115.78-46,896,145.88

Finding the Fourth Proportional to 86,055,168.20, 118,753,115.78 and 46,896,145.88

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Solution

The fourth proportional to 86,055,168.20, 118,753,115.78 and 46,896,145.88 is: 64,715,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,055,168.20 : 118,753,115.78 = 46,896,145.88 : x
  2. Step 2: Convert to fraction form
    86,055,168.20/118,753,115.78 = 46,896,145.88/x
  3. Step 3: Cross multiply
    86,055,168.20x = 118,753,115.78 × 46,896,145.88
  4. Step 4: Simplify right side
    86,055,168.20x = 5,569,063,441,323,410
  5. Step 5: Solve for x
    x = 5,569,063,441,323,410/86,055,168.20
  6. Step 6: Final answer
    x = 64,715,037.55

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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.