Home / 140,729,900.06-211,190,218.41-57,746,654.78

Finding the Fourth Proportional to 140,729,900.06, 211,190,218.41 and 57,746,654.78

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Solution

The fourth proportional to 140,729,900.06, 211,190,218.41 and 57,746,654.78 is: 86,659,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,729,900.06 : 211,190,218.41 = 57,746,654.78 : x
  2. Step 2: Convert to fraction form
    140,729,900.06/211,190,218.41 = 57,746,654.78/x
  3. Step 3: Cross multiply
    140,729,900.06x = 211,190,218.41 × 57,746,654.78
  4. Step 4: Simplify right side
    140,729,900.06x = 12,195,528,635,963,046
  5. Step 5: Solve for x
    x = 12,195,528,635,963,046/140,729,900.06
  6. Step 6: Final answer
    x = 86,659,115.30

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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.