Home / 222,912,005.40-334,368,008.10-135,613,963.80

Finding the Fourth Proportional to 222,912,005.40, 334,368,008.10 and 135,613,963.80

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Solution

The fourth proportional to 222,912,005.40, 334,368,008.10 and 135,613,963.80 is: 203,420,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,912,005.40 : 334,368,008.10 = 135,613,963.80 : x
  2. Step 2: Convert to fraction form
    222,912,005.40/334,368,008.10 = 135,613,963.80/x
  3. Step 3: Cross multiply
    222,912,005.40x = 334,368,008.10 × 135,613,963.80
  4. Step 4: Simplify right side
    222,912,005.40x = 45,344,970,946,351,512
  5. Step 5: Solve for x
    x = 45,344,970,946,351,512/222,912,005.40
  6. Step 6: Final answer
    x = 203,420,945.70

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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.