Home / 1,189,203,306.10-1,783,804,959.15-327,560,298.10

Finding the Fourth Proportional to 1,189,203,306.10, 1,783,804,959.15 and 327,560,298.10

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Solution

The fourth proportional to 1,189,203,306.10, 1,783,804,959.15 and 327,560,298.10 is: 491,340,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,203,306.10 : 1,783,804,959.15 = 327,560,298.10 : x
  2. Step 2: Convert to fraction form
    1,189,203,306.10/1,783,804,959.15 = 327,560,298.10/x
  3. Step 3: Cross multiply
    1,189,203,306.10x = 1,783,804,959.15 × 327,560,298.10
  4. Step 4: Simplify right side
    1,189,203,306.10x = 584,303,684,171,432,448
  5. Step 5: Solve for x
    x = 584,303,684,171,432,448/1,189,203,306.10
  6. Step 6: Final answer
    x = 491,340,447.15

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Double scale
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Similar ratio
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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.