Home / 3,639,289,852.20-5,458,934,778.30-3,496,438,511.40

Finding the Fourth Proportional to 3,639,289,852.20, 5,458,934,778.30 and 3,496,438,511.40

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Solution

The fourth proportional to 3,639,289,852.20, 5,458,934,778.30 and 3,496,438,511.40 is: 5,244,657,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,289,852.20 : 5,458,934,778.30 = 3,496,438,511.40 : x
  2. Step 2: Convert to fraction form
    3,639,289,852.20/5,458,934,778.30 = 3,496,438,511.40/x
  3. Step 3: Cross multiply
    3,639,289,852.20x = 5,458,934,778.30 × 3,496,438,511.40
  4. Step 4: Simplify right side
    3,639,289,852.20x = 19,086,829,790,068,940,800
  5. Step 5: Solve for x
    x = 19,086,829,790,068,940,800/3,639,289,852.20
  6. Step 6: Final answer
    x = 5,244,657,767.10

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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.