Home / 201,204,639.60-301,806,959.40-136,156,261.20

Finding the Fourth Proportional to 201,204,639.60, 301,806,959.40 and 136,156,261.20

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Solution

The fourth proportional to 201,204,639.60, 301,806,959.40 and 136,156,261.20 is: 204,234,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,639.60 : 301,806,959.40 = 136,156,261.20 : x
  2. Step 2: Convert to fraction form
    201,204,639.60/301,806,959.40 = 136,156,261.20/x
  3. Step 3: Cross multiply
    201,204,639.60x = 301,806,959.40 × 136,156,261.20
  4. Step 4: Simplify right side
    201,204,639.60x = 41,092,907,196,044,192
  5. Step 5: Solve for x
    x = 41,092,907,196,044,192/201,204,639.60
  6. Step 6: Final answer
    x = 204,234,391.80

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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.