Home / 1,675,244,906.80-2,512,867,360.20-448,413,358.30

Finding the Fourth Proportional to 1,675,244,906.80, 2,512,867,360.20 and 448,413,358.30

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Solution

The fourth proportional to 1,675,244,906.80, 2,512,867,360.20 and 448,413,358.30 is: 672,620,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,244,906.80 : 2,512,867,360.20 = 448,413,358.30 : x
  2. Step 2: Convert to fraction form
    1,675,244,906.80/2,512,867,360.20 = 448,413,358.30/x
  3. Step 3: Cross multiply
    1,675,244,906.80x = 2,512,867,360.20 × 448,413,358.30
  4. Step 4: Simplify right side
    1,675,244,906.80x = 1,126,803,291,949,737,728
  5. Step 5: Solve for x
    x = 1,126,803,291,949,737,728/1,675,244,906.80
  6. Step 6: Final answer
    x = 672,620,037.45

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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.