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Finding the Fourth Proportional to 146,993,978.64, 220,490,967.89 and 54,884,909.95

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Solution

The fourth proportional to 146,993,978.64, 220,490,967.89 and 54,884,909.95 is: 82,327,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,993,978.64 : 220,490,967.89 = 54,884,909.95 : x
  2. Step 2: Convert to fraction form
    146,993,978.64/220,490,967.89 = 54,884,909.95/x
  3. Step 3: Cross multiply
    146,993,978.64x = 220,490,967.89 × 54,884,909.95
  4. Step 4: Simplify right side
    146,993,978.64x = 12,101,626,917,430,992
  5. Step 5: Solve for x
    x = 12,101,626,917,430,992/146,993,978.64
  6. Step 6: Final answer
    x = 82,327,364.90

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Why These Related Problems?

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