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Finding the Fourth Proportional to 366,332,687.78, 549,519,978.57 and 103,996,719.26

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Solution

The fourth proportional to 366,332,687.78, 549,519,978.57 and 103,996,719.26 is: 156,001,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,332,687.78 : 549,519,978.57 = 103,996,719.26 : x
  2. Step 2: Convert to fraction form
    366,332,687.78/549,519,978.57 = 103,996,719.26/x
  3. Step 3: Cross multiply
    366,332,687.78x = 549,519,978.57 × 103,996,719.26
  4. Step 4: Simplify right side
    366,332,687.78x = 57,148,274,941,121,368
  5. Step 5: Solve for x
    x = 57,148,274,941,121,368/366,332,687.78
  6. Step 6: Final answer
    x = 156,001,025.43

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