Home / 571,596,837.12-856,600,937.28-298,422,691.20

Finding the Fourth Proportional to 571,596,837.12, 856,600,937.28 and 298,422,691.20

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Solution

The fourth proportional to 571,596,837.12, 856,600,937.28 and 298,422,691.20 is: 447,219,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,596,837.12 : 856,600,937.28 = 298,422,691.20 : x
  2. Step 2: Convert to fraction form
    571,596,837.12/856,600,937.28 = 298,422,691.20/x
  3. Step 3: Cross multiply
    571,596,837.12x = 856,600,937.28 × 298,422,691.20
  4. Step 4: Simplify right side
    571,596,837.12x = 255,629,156,987,540,000
  5. Step 5: Solve for x
    x = 255,629,156,987,540,000/571,596,837.12
  6. Step 6: Final answer
    x = 447,219,334.30

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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.