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Finding the Fourth Proportional to 65,169,978.20, 97,754,967.30 and 19,734,032.60

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Solution

The fourth proportional to 65,169,978.20, 97,754,967.30 and 19,734,032.60 is: 29,601,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,169,978.20 : 97,754,967.30 = 19,734,032.60 : x
  2. Step 2: Convert to fraction form
    65,169,978.20/97,754,967.30 = 19,734,032.60/x
  3. Step 3: Cross multiply
    65,169,978.20x = 97,754,967.30 × 19,734,032.60
  4. Step 4: Simplify right side
    65,169,978.20x = 1,929,099,711,510,134
  5. Step 5: Solve for x
    x = 1,929,099,711,510,134/65,169,978.20
  6. Step 6: Final answer
    x = 29,601,048.90

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