Home / 426,352,357.98-639,589,542.72-131,272,444.80

Finding the Fourth Proportional to 426,352,357.98, 639,589,542.72 and 131,272,444.80

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Solution

The fourth proportional to 426,352,357.98, 639,589,542.72 and 131,272,444.80 is: 196,927,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,352,357.98 : 639,589,542.72 = 131,272,444.80 : x
  2. Step 2: Convert to fraction form
    426,352,357.98/639,589,542.72 = 131,272,444.80/x
  3. Step 3: Cross multiply
    426,352,357.98x = 639,589,542.72 × 131,272,444.80
  4. Step 4: Simplify right side
    426,352,357.98x = 83,960,482,941,368,448
  5. Step 5: Solve for x
    x = 83,960,482,941,368,448/426,352,357.98
  6. Step 6: Final answer
    x = 196,927,450.66

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