Home / 179,967,999.40-269,951,999.10-118,745,996.20

Finding the Fourth Proportional to 179,967,999.40, 269,951,999.10 and 118,745,996.20

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Solution

The fourth proportional to 179,967,999.40, 269,951,999.10 and 118,745,996.20 is: 178,118,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,967,999.40 : 269,951,999.10 = 118,745,996.20 : x
  2. Step 2: Convert to fraction form
    179,967,999.40/269,951,999.10 = 118,745,996.20/x
  3. Step 3: Cross multiply
    179,967,999.40x = 269,951,999.10 × 118,745,996.20
  4. Step 4: Simplify right side
    179,967,999.40x = 32,055,719,059,311,008
  5. Step 5: Solve for x
    x = 32,055,719,059,311,008/179,967,999.40
  6. Step 6: Final answer
    x = 178,118,994.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.