Home / 545,131,353.15-817,697,029.73-327,453,119.55

Finding the Fourth Proportional to 545,131,353.15, 817,697,029.73 and 327,453,119.55

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Solution

The fourth proportional to 545,131,353.15, 817,697,029.73 and 327,453,119.55 is: 491,179,679.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,131,353.15 : 817,697,029.73 = 327,453,119.55 : x
  2. Step 2: Convert to fraction form
    545,131,353.15/817,697,029.73 = 327,453,119.55/x
  3. Step 3: Cross multiply
    545,131,353.15x = 817,697,029.73 × 327,453,119.55
  4. Step 4: Simplify right side
    545,131,353.15x = 267,757,443,230,220,352
  5. Step 5: Solve for x
    x = 267,757,443,230,220,352/545,131,353.15
  6. Step 6: Final answer
    x = 491,179,679.33

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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.