Home / 133,760,766.20-200,641,149.30-80,013,054.20

Finding the Fourth Proportional to 133,760,766.20, 200,641,149.30 and 80,013,054.20

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Solution

The fourth proportional to 133,760,766.20, 200,641,149.30 and 80,013,054.20 is: 120,019,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,760,766.20 : 200,641,149.30 = 80,013,054.20 : x
  2. Step 2: Convert to fraction form
    133,760,766.20/200,641,149.30 = 80,013,054.20/x
  3. Step 3: Cross multiply
    133,760,766.20x = 200,641,149.30 × 80,013,054.20
  4. Step 4: Simplify right side
    133,760,766.20x = 16,053,911,153,691,194
  5. Step 5: Solve for x
    x = 16,053,911,153,691,194/133,760,766.20
  6. Step 6: Final answer
    x = 120,019,581.30

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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.