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Finding the Fourth Proportional to 885,736,273.20, 1,328,604,409.80 and 880,634,439.60

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Solution

The fourth proportional to 885,736,273.20, 1,328,604,409.80 and 880,634,439.60 is: 1,320,951,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736,273.20 : 1,328,604,409.80 = 880,634,439.60 : x
  2. Step 2: Convert to fraction form
    885,736,273.20/1,328,604,409.80 = 880,634,439.60/x
  3. Step 3: Cross multiply
    885,736,273.20x = 1,328,604,409.80 × 880,634,439.60
  4. Step 4: Simplify right side
    885,736,273.20x = 1,170,014,799,874,311,680
  5. Step 5: Solve for x
    x = 1,170,014,799,874,311,680/885,736,273.20
  6. Step 6: Final answer
    x = 1,320,951,659.40

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