Home / 460,416,087.16-691,115,768.34-198,230,479

Finding the Fourth Proportional to 460,416,087.16, 691,115,768.34 and 198,230,479

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Solution

The fourth proportional to 460,416,087.16, 691,115,768.34 and 198,230,479 is: 297,557,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,416,087.16 : 691,115,768.34 = 198,230,479 : x
  2. Step 2: Convert to fraction form
    460,416,087.16/691,115,768.34 = 198,230,479/x
  3. Step 3: Cross multiply
    460,416,087.16x = 691,115,768.34 × 198,230,479
  4. Step 4: Simplify right side
    460,416,087.16x = 137,000,209,802,491,248
  5. Step 5: Solve for x
    x = 137,000,209,802,491,248/460,416,087.16
  6. Step 6: Final answer
    x = 297,557,391.29

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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.