Home / 508,914,857.28-763,372,169.28-145,409,217.60

Finding the Fourth Proportional to 508,914,857.28, 763,372,169.28 and 145,409,217.60

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Solution

The fourth proportional to 508,914,857.28, 763,372,169.28 and 145,409,217.60 is: 218,113,793.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,914,857.28 : 763,372,169.28 = 145,409,217.60 : x
  2. Step 2: Convert to fraction form
    508,914,857.28/763,372,169.28 = 145,409,217.60/x
  3. Step 3: Cross multiply
    508,914,857.28x = 763,372,169.28 × 145,409,217.60
  4. Step 4: Simplify right side
    508,914,857.28x = 111,001,349,872,619,552
  5. Step 5: Solve for x
    x = 111,001,349,872,619,552/508,914,857.28
  6. Step 6: Final answer
    x = 218,113,793.07

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