Home / 220,401,807.03-304,573,972.10-165,302,004.15

Finding the Fourth Proportional to 220,401,807.03, 304,573,972.10 and 165,302,004.15

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Solution

The fourth proportional to 220,401,807.03, 304,573,972.10 and 165,302,004.15 is: 228,431,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,401,807.03 : 304,573,972.10 = 165,302,004.15 : x
  2. Step 2: Convert to fraction form
    220,401,807.03/304,573,972.10 = 165,302,004.15/x
  3. Step 3: Cross multiply
    220,401,807.03x = 304,573,972.10 × 165,302,004.15
  4. Step 4: Simplify right side
    220,401,807.03x = 50,346,687,999,229,680
  5. Step 5: Solve for x
    x = 50,346,687,999,229,680/220,401,807.03
  6. Step 6: Final answer
    x = 228,431,375.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.