Home / 124,437,877.20-186,656,815.80-86,174,125.20

Finding the Fourth Proportional to 124,437,877.20, 186,656,815.80 and 86,174,125.20

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Solution

The fourth proportional to 124,437,877.20, 186,656,815.80 and 86,174,125.20 is: 129,261,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,437,877.20 : 186,656,815.80 = 86,174,125.20 : x
  2. Step 2: Convert to fraction form
    124,437,877.20/186,656,815.80 = 86,174,125.20/x
  3. Step 3: Cross multiply
    124,437,877.20x = 186,656,815.80 × 86,174,125.20
  4. Step 4: Simplify right side
    124,437,877.20x = 16,084,987,814,182,540
  5. Step 5: Solve for x
    x = 16,084,987,814,182,540/124,437,877.20
  6. Step 6: Final answer
    x = 129,261,187.80

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