Home / 3,449,103,000.70-5,173,654,501.05-995,519,947.90

Finding the Fourth Proportional to 3,449,103,000.70, 5,173,654,501.05 and 995,519,947.90

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Solution

The fourth proportional to 3,449,103,000.70, 5,173,654,501.05 and 995,519,947.90 is: 1,493,279,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,103,000.70 : 5,173,654,501.05 = 995,519,947.90 : x
  2. Step 2: Convert to fraction form
    3,449,103,000.70/5,173,654,501.05 = 995,519,947.90/x
  3. Step 3: Cross multiply
    3,449,103,000.70x = 5,173,654,501.05 × 995,519,947.90
  4. Step 4: Simplify right side
    3,449,103,000.70x = 5,150,476,259,337,896,960
  5. Step 5: Solve for x
    x = 5,150,476,259,337,896,960/3,449,103,000.70
  6. Step 6: Final answer
    x = 1,493,279,921.85

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Half scale
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Double scale
Find fourth proportional to 3,449,103,001.70, 5,173,654,502.55 and 995,519,948.90
Similar ratio
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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.