Home / 251,680,016.72-377,520,025.08-143,899,058

Finding the Fourth Proportional to 251,680,016.72, 377,520,025.08 and 143,899,058

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Solution

The fourth proportional to 251,680,016.72, 377,520,025.08 and 143,899,058 is: 215,848,587

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,680,016.72 : 377,520,025.08 = 143,899,058 : x
  2. Step 2: Convert to fraction form
    251,680,016.72/377,520,025.08 = 143,899,058/x
  3. Step 3: Cross multiply
    251,680,016.72x = 377,520,025.08 × 143,899,058
  4. Step 4: Simplify right side
    251,680,016.72x = 54,324,775,985,148,376
  5. Step 5: Solve for x
    x = 54,324,775,985,148,376/251,680,016.72
  6. Step 6: Final answer
    x = 215,848,587

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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.