Home / 576,031,049.18-794,924,940.20-311,713,013.51

Finding the Fourth Proportional to 576,031,049.18, 794,924,940.20 and 311,713,013.51

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Solution

The fourth proportional to 576,031,049.18, 794,924,940.20 and 311,713,013.51 is: 430,165,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,031,049.18 : 794,924,940.20 = 311,713,013.51 : x
  2. Step 2: Convert to fraction form
    576,031,049.18/794,924,940.20 = 311,713,013.51/x
  3. Step 3: Cross multiply
    576,031,049.18x = 794,924,940.20 × 311,713,013.51
  4. Step 4: Simplify right side
    576,031,049.18x = 247,788,448,618,465,376
  5. Step 5: Solve for x
    x = 247,788,448,618,465,376/576,031,049.18
  6. Step 6: Final answer
    x = 430,165,090.88

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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.