Home / 271,940,334,350.40-407,910,501,525.60-154,394,088,206.40

Finding the Fourth Proportional to 271,940,334,350.40, 407,910,501,525.60 and 154,394,088,206.40

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Solution

The fourth proportional to 271,940,334,350.40, 407,910,501,525.60 and 154,394,088,206.40 is: 231,591,132,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,940,334,350.40 : 407,910,501,525.60 = 154,394,088,206.40 : x
  2. Step 2: Convert to fraction form
    271,940,334,350.40/407,910,501,525.60 = 154,394,088,206.40/x
  3. Step 3: Cross multiply
    271,940,334,350.40x = 407,910,501,525.60 × 154,394,088,206.40
  4. Step 4: Simplify right side
    271,940,334,350.40x = 62,978,969,952,860,344,680,448
  5. Step 5: Solve for x
    x = 62,978,969,952,860,344,680,448/271,940,334,350.40
  6. Step 6: Final answer
    x = 231,591,132,309.60

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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.