Home / 443,741,597.10-612,340,997.49-242,794,122.30

Finding the Fourth Proportional to 443,741,597.10, 612,340,997.49 and 242,794,122.30

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Solution

The fourth proportional to 443,741,597.10, 612,340,997.49 and 242,794,122.30 is: 335,043,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,741,597.10 : 612,340,997.49 = 242,794,122.30 : x
  2. Step 2: Convert to fraction form
    443,741,597.10/612,340,997.49 = 242,794,122.30/x
  3. Step 3: Cross multiply
    443,741,597.10x = 612,340,997.49 × 242,794,122.30
  4. Step 4: Simplify right side
    443,741,597.10x = 148,672,795,033,891,072
  5. Step 5: Solve for x
    x = 148,672,795,033,891,072/443,741,597.10
  6. Step 6: Final answer
    x = 335,043,629.01

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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.