Home / 628,123,239.32-941,748,548.28-278,178,613.70

Finding the Fourth Proportional to 628,123,239.32, 941,748,548.28 and 278,178,613.70

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Solution

The fourth proportional to 628,123,239.32, 941,748,548.28 and 278,178,613.70 is: 417,074,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,123,239.32 : 941,748,548.28 = 278,178,613.70 : x
  2. Step 2: Convert to fraction form
    628,123,239.32/941,748,548.28 = 278,178,613.70/x
  3. Step 3: Cross multiply
    628,123,239.32x = 941,748,548.28 × 278,178,613.70
  4. Step 4: Simplify right side
    628,123,239.32x = 261,974,305,614,517,888
  5. Step 5: Solve for x
    x = 261,974,305,614,517,888/628,123,239.32
  6. Step 6: Final answer
    x = 417,074,690.47

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