Home / 215,846,531.38-323,610,233.39-112,066,732.98

Finding the Fourth Proportional to 215,846,531.38, 323,610,233.39 and 112,066,732.98

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Solution

The fourth proportional to 215,846,531.38, 323,610,233.39 and 112,066,732.98 is: 168,017,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,846,531.38 : 323,610,233.39 = 112,066,732.98 : x
  2. Step 2: Convert to fraction form
    215,846,531.38/323,610,233.39 = 112,066,732.98/x
  3. Step 3: Cross multiply
    215,846,531.38x = 323,610,233.39 × 112,066,732.98
  4. Step 4: Simplify right side
    215,846,531.38x = 36,265,941,614,912,608
  5. Step 5: Solve for x
    x = 36,265,941,614,912,608/215,846,531.38
  6. Step 6: Final answer
    x = 168,017,254.59

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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.