Home / 8,085,126,467.40-12,127,689,701.10-4,942,396,969.80

Finding the Fourth Proportional to 8,085,126,467.40, 12,127,689,701.10 and 4,942,396,969.80

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Solution

The fourth proportional to 8,085,126,467.40, 12,127,689,701.10 and 4,942,396,969.80 is: 7,413,595,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,126,467.40 : 12,127,689,701.10 = 4,942,396,969.80 : x
  2. Step 2: Convert to fraction form
    8,085,126,467.40/12,127,689,701.10 = 4,942,396,969.80/x
  3. Step 3: Cross multiply
    8,085,126,467.40x = 12,127,689,701.10 × 4,942,396,969.80
  4. Step 4: Simplify right side
    8,085,126,467.40x = 59,939,856,829,391,314,944
  5. Step 5: Solve for x
    x = 59,939,856,829,391,314,944/8,085,126,467.40
  6. Step 6: Final answer
    x = 7,413,595,454.70

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Double scale
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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.