Home / 200,161,230.60-299,737,961.10-131,632,897.80

Finding the Fourth Proportional to 200,161,230.60, 299,737,961.10 and 131,632,897.80

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Solution

The fourth proportional to 200,161,230.60, 299,737,961.10 and 131,632,897.80 is: 197,117,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,161,230.60 : 299,737,961.10 = 131,632,897.80 : x
  2. Step 2: Convert to fraction form
    200,161,230.60/299,737,961.10 = 131,632,897.80/x
  3. Step 3: Cross multiply
    200,161,230.60x = 299,737,961.10 × 131,632,897.80
  4. Step 4: Simplify right side
    200,161,230.60x = 39,455,376,400,256,680
  5. Step 5: Solve for x
    x = 39,455,376,400,256,680/200,161,230.60
  6. Step 6: Final answer
    x = 197,117,974.75

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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.