Home / 277,691,133.12-383,216,874.90-158,629,486.26

Finding the Fourth Proportional to 277,691,133.12, 383,216,874.90 and 158,629,486.26

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Solution

The fourth proportional to 277,691,133.12, 383,216,874.90 and 158,629,486.26 is: 218,910,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,691,133.12 : 383,216,874.90 = 158,629,486.26 : x
  2. Step 2: Convert to fraction form
    277,691,133.12/383,216,874.90 = 158,629,486.26/x
  3. Step 3: Cross multiply
    277,691,133.12x = 383,216,874.90 × 158,629,486.26
  4. Step 4: Simplify right side
    277,691,133.12x = 60,789,495,991,549,680
  5. Step 5: Solve for x
    x = 60,789,495,991,549,680/277,691,133.12
  6. Step 6: Final answer
    x = 218,910,468.29

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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.