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Finding the Fourth Proportional to 477,309,059.10, 715,978,984.41 and 132,266,010.78

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Solution

The fourth proportional to 477,309,059.10, 715,978,984.41 and 132,266,010.78 is: 198,403,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,309,059.10 : 715,978,984.41 = 132,266,010.78 : x
  2. Step 2: Convert to fraction form
    477,309,059.10/715,978,984.41 = 132,266,010.78/x
  3. Step 3: Cross multiply
    477,309,059.10x = 715,978,984.41 × 132,266,010.78
  4. Step 4: Simplify right side
    477,309,059.10x = 94,699,684,070,226,512
  5. Step 5: Solve for x
    x = 94,699,684,070,226,512/477,309,059.10
  6. Step 6: Final answer
    x = 198,403,282.45

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Why These Related Problems?

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