Home / 526,529,904.20-789,794,856.30-254,432,112.20

Finding the Fourth Proportional to 526,529,904.20, 789,794,856.30 and 254,432,112.20

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Solution

The fourth proportional to 526,529,904.20, 789,794,856.30 and 254,432,112.20 is: 381,648,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,529,904.20 : 789,794,856.30 = 254,432,112.20 : x
  2. Step 2: Convert to fraction form
    526,529,904.20/789,794,856.30 = 254,432,112.20/x
  3. Step 3: Cross multiply
    526,529,904.20x = 789,794,856.30 × 254,432,112.20
  4. Step 4: Simplify right side
    526,529,904.20x = 200,949,173,493,104,448
  5. Step 5: Solve for x
    x = 200,949,173,493,104,448/526,529,904.20
  6. Step 6: Final answer
    x = 381,648,168.30

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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.