Home / 674,477,716.20-930,494,232.76-451,531,218.30

Finding the Fourth Proportional to 674,477,716.20, 930,494,232.76 and 451,531,218.30

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Solution

The fourth proportional to 674,477,716.20, 930,494,232.76 and 451,531,218.30 is: 622,922,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,477,716.20 : 930,494,232.76 = 451,531,218.30 : x
  2. Step 2: Convert to fraction form
    674,477,716.20/930,494,232.76 = 451,531,218.30/x
  3. Step 3: Cross multiply
    674,477,716.20x = 930,494,232.76 × 451,531,218.30
  4. Step 4: Simplify right side
    674,477,716.20x = 420,147,194,539,246,592
  5. Step 5: Solve for x
    x = 420,147,194,539,246,592/674,477,716.20
  6. Step 6: Final answer
    x = 622,922,276.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.