Home / 544,000,645.12-815,921,245.59-267,577,661.56

Finding the Fourth Proportional to 544,000,645.12, 815,921,245.59 and 267,577,661.56

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Solution

The fourth proportional to 544,000,645.12, 815,921,245.59 and 267,577,661.56 is: 401,327,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,000,645.12 : 815,921,245.59 = 267,577,661.56 : x
  2. Step 2: Convert to fraction form
    544,000,645.12/815,921,245.59 = 267,577,661.56/x
  3. Step 3: Cross multiply
    544,000,645.12x = 815,921,245.59 × 267,577,661.56
  4. Step 4: Simplify right side
    544,000,645.12x = 218,322,298,912,094,688
  5. Step 5: Solve for x
    x = 218,322,298,912,094,688/544,000,645.12
  6. Step 6: Final answer
    x = 401,327,279.43

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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.