Home / 270,781,064,753.10-406,173,327,961.56-79,552,320,229.69

Finding the Fourth Proportional to 270,781,064,753.10, 406,173,327,961.56 and 79,552,320,229.69

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Solution

The fourth proportional to 270,781,064,753.10, 406,173,327,961.56 and 79,552,320,229.69 is: 119,328,988,842.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,781,064,753.10 : 406,173,327,961.56 = 79,552,320,229.69 : x
  2. Step 2: Convert to fraction form
    270,781,064,753.10/406,173,327,961.56 = 79,552,320,229.69/x
  3. Step 3: Cross multiply
    270,781,064,753.10x = 406,173,327,961.56 × 79,552,320,229.69
  4. Step 4: Simplify right side
    270,781,064,753.10x = 32,312,030,654,756,110,204,928
  5. Step 5: Solve for x
    x = 32,312,030,654,756,110,204,928/270,781,064,753.10
  6. Step 6: Final answer
    x = 119,328,988,842.77

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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.