Home / 893,660,793.30-1,340,491,189.95-247,428,537.30

Finding the Fourth Proportional to 893,660,793.30, 1,340,491,189.95 and 247,428,537.30

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Solution

The fourth proportional to 893,660,793.30, 1,340,491,189.95 and 247,428,537.30 is: 371,142,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,660,793.30 : 1,340,491,189.95 = 247,428,537.30 : x
  2. Step 2: Convert to fraction form
    893,660,793.30/1,340,491,189.95 = 247,428,537.30/x
  3. Step 3: Cross multiply
    893,660,793.30x = 1,340,491,189.95 × 247,428,537.30
  4. Step 4: Simplify right side
    893,660,793.30x = 331,675,774,392,864,960
  5. Step 5: Solve for x
    x = 331,675,774,392,864,960/893,660,793.30
  6. Step 6: Final answer
    x = 371,142,805.95

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Double scale
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1.5x scale

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.