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Finding the Fourth Proportional to 384,979,999.60, 577,469,999.40 and 294,280,735.60

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Solution

The fourth proportional to 384,979,999.60, 577,469,999.40 and 294,280,735.60 is: 441,421,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,979,999.60 : 577,469,999.40 = 294,280,735.60 : x
  2. Step 2: Convert to fraction form
    384,979,999.60/577,469,999.40 = 294,280,735.60/x
  3. Step 3: Cross multiply
    384,979,999.60x = 577,469,999.40 × 294,280,735.60
  4. Step 4: Simplify right side
    384,979,999.60x = 169,938,296,210,363,552
  5. Step 5: Solve for x
    x = 169,938,296,210,363,552/384,979,999.60
  6. Step 6: Final answer
    x = 441,421,103.40

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