Home / 484,561,014.30-726,841,521.45-291,069,251.10

Finding the Fourth Proportional to 484,561,014.30, 726,841,521.45 and 291,069,251.10

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Solution

The fourth proportional to 484,561,014.30, 726,841,521.45 and 291,069,251.10 is: 436,603,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,561,014.30 : 726,841,521.45 = 291,069,251.10 : x
  2. Step 2: Convert to fraction form
    484,561,014.30/726,841,521.45 = 291,069,251.10/x
  3. Step 3: Cross multiply
    484,561,014.30x = 726,841,521.45 × 291,069,251.10
  4. Step 4: Simplify right side
    484,561,014.30x = 211,561,217,316,836,128
  5. Step 5: Solve for x
    x = 211,561,217,316,836,128/484,561,014.30
  6. Step 6: Final answer
    x = 436,603,876.65

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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.