Home / 243,970,351.20-365,619,603.60-161,855,791.20

Finding the Fourth Proportional to 243,970,351.20, 365,619,603.60 and 161,855,791.20

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Solution

The fourth proportional to 243,970,351.20, 365,619,603.60 and 161,855,791.20 is: 242,560,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,970,351.20 : 365,619,603.60 = 161,855,791.20 : x
  2. Step 2: Convert to fraction form
    243,970,351.20/365,619,603.60 = 161,855,791.20/x
  3. Step 3: Cross multiply
    243,970,351.20x = 365,619,603.60 × 161,855,791.20
  4. Step 4: Simplify right side
    243,970,351.20x = 59,177,650,218,908,368
  5. Step 5: Solve for x
    x = 59,177,650,218,908,368/243,970,351.20
  6. Step 6: Final answer
    x = 242,560,827.28

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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.