Home / 325,305,280,316.20-487,957,920,474.30-115,850,446,652.20

Finding the Fourth Proportional to 325,305,280,316.20, 487,957,920,474.30 and 115,850,446,652.20

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Solution

The fourth proportional to 325,305,280,316.20, 487,957,920,474.30 and 115,850,446,652.20 is: 173,775,669,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,305,280,316.20 : 487,957,920,474.30 = 115,850,446,652.20 : x
  2. Step 2: Convert to fraction form
    325,305,280,316.20/487,957,920,474.30 = 115,850,446,652.20/x
  3. Step 3: Cross multiply
    325,305,280,316.20x = 487,957,920,474.30 × 115,850,446,652.20
  4. Step 4: Simplify right side
    325,305,280,316.20x = 56,530,143,034,426,337,001,472
  5. Step 5: Solve for x
    x = 56,530,143,034,426,337,001,472/325,305,280,316.20
  6. Step 6: Final answer
    x = 173,775,669,978.30

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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.