Home / 218,027,343.40-327,041,015.10-169,654,402.60

Finding the Fourth Proportional to 218,027,343.40, 327,041,015.10 and 169,654,402.60

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Solution

The fourth proportional to 218,027,343.40, 327,041,015.10 and 169,654,402.60 is: 254,481,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,027,343.40 : 327,041,015.10 = 169,654,402.60 : x
  2. Step 2: Convert to fraction form
    218,027,343.40/327,041,015.10 = 169,654,402.60/x
  3. Step 3: Cross multiply
    218,027,343.40x = 327,041,015.10 × 169,654,402.60
  4. Step 4: Simplify right side
    218,027,343.40x = 55,483,948,042,488,080
  5. Step 5: Solve for x
    x = 55,483,948,042,488,080/218,027,343.40
  6. Step 6: Final answer
    x = 254,481,603.90

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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.