Home / 267,511,290,348.93-369,165,640,941.09-147,217,228,514.45

Finding the Fourth Proportional to 267,511,290,348.93, 369,165,640,941.09 and 147,217,228,514.45

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Solution

The fourth proportional to 267,511,290,348.93, 369,165,640,941.09 and 147,217,228,514.45 is: 203,159,808,512.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,511,290,348.93 : 369,165,640,941.09 = 147,217,228,514.45 : x
  2. Step 2: Convert to fraction form
    267,511,290,348.93/369,165,640,941.09 = 147,217,228,514.45/x
  3. Step 3: Cross multiply
    267,511,290,348.93x = 369,165,640,941.09 × 147,217,228,514.45
  4. Step 4: Simplify right side
    267,511,290,348.93x = 54,347,542,522,107,850,129,408
  5. Step 5: Solve for x
    x = 54,347,542,522,107,850,129,408/267,511,290,348.93
  6. Step 6: Final answer
    x = 203,159,808,512.08

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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.