Home / 198,492,286.56-297,752,650.62-52,925,085.42

Finding the Fourth Proportional to 198,492,286.56, 297,752,650.62 and 52,925,085.42

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Solution

The fourth proportional to 198,492,286.56, 297,752,650.62 and 52,925,085.42 is: 79,391,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,492,286.56 : 297,752,650.62 = 52,925,085.42 : x
  2. Step 2: Convert to fraction form
    198,492,286.56/297,752,650.62 = 52,925,085.42/x
  3. Step 3: Cross multiply
    198,492,286.56x = 297,752,650.62 × 52,925,085.42
  4. Step 4: Simplify right side
    198,492,286.56x = 15,758,584,468,094,916
  5. Step 5: Solve for x
    x = 15,758,584,468,094,916/198,492,286.56
  6. Step 6: Final answer
    x = 79,391,419.89

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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.