Home / 340,022,500.20-510,033,750.30-271,998,052.20

Finding the Fourth Proportional to 340,022,500.20, 510,033,750.30 and 271,998,052.20

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Solution

The fourth proportional to 340,022,500.20, 510,033,750.30 and 271,998,052.20 is: 407,997,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,022,500.20 : 510,033,750.30 = 271,998,052.20 : x
  2. Step 2: Convert to fraction form
    340,022,500.20/510,033,750.30 = 271,998,052.20/x
  3. Step 3: Cross multiply
    340,022,500.20x = 510,033,750.30 × 271,998,052.20
  4. Step 4: Simplify right side
    340,022,500.20x = 138,728,186,637,861,168
  5. Step 5: Solve for x
    x = 138,728,186,637,861,168/340,022,500.20
  6. Step 6: Final answer
    x = 407,997,078.30

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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.