Home / 287,518,606.89-431,124,464.91-149,204,948.46

Finding the Fourth Proportional to 287,518,606.89, 431,124,464.91 and 149,204,948.46

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Solution

The fourth proportional to 287,518,606.89, 431,124,464.91 and 149,204,948.46 is: 223,727,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,518,606.89 : 431,124,464.91 = 149,204,948.46 : x
  2. Step 2: Convert to fraction form
    287,518,606.89/431,124,464.91 = 149,204,948.46/x
  3. Step 3: Cross multiply
    287,518,606.89x = 431,124,464.91 × 149,204,948.46
  4. Step 4: Simplify right side
    287,518,606.89x = 64,325,903,566,741,640
  5. Step 5: Solve for x
    x = 64,325,903,566,741,640/287,518,606.89
  6. Step 6: Final answer
    x = 223,727,793.70

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