Home / 99,645,364.80-149,468,047.20-90,557,723.70

Finding the Fourth Proportional to 99,645,364.80, 149,468,047.20 and 90,557,723.70

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Solution

The fourth proportional to 99,645,364.80, 149,468,047.20 and 90,557,723.70 is: 135,836,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,645,364.80 : 149,468,047.20 = 90,557,723.70 : x
  2. Step 2: Convert to fraction form
    99,645,364.80/149,468,047.20 = 90,557,723.70/x
  3. Step 3: Cross multiply
    99,645,364.80x = 149,468,047.20 × 90,557,723.70
  4. Step 4: Simplify right side
    99,645,364.80x = 13,535,486,120,316,158
  5. Step 5: Solve for x
    x = 13,535,486,120,316,158/99,645,364.80
  6. Step 6: Final answer
    x = 135,836,585.55

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