Home / 204,114,893.40-306,172,340.10-127,481,101.20

Finding the Fourth Proportional to 204,114,893.40, 306,172,340.10 and 127,481,101.20

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Solution

The fourth proportional to 204,114,893.40, 306,172,340.10 and 127,481,101.20 is: 191,221,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,114,893.40 : 306,172,340.10 = 127,481,101.20 : x
  2. Step 2: Convert to fraction form
    204,114,893.40/306,172,340.10 = 127,481,101.20/x
  3. Step 3: Cross multiply
    204,114,893.40x = 306,172,340.10 × 127,481,101.20
  4. Step 4: Simplify right side
    204,114,893.40x = 39,031,187,072,928,920
  5. Step 5: Solve for x
    x = 39,031,187,072,928,920/204,114,893.40
  6. Step 6: Final answer
    x = 191,221,651.80

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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.