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Finding the Fourth Proportional to 801,718,314.30, 1,123,936,190.10 and 801,718,314.30

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Solution

The fourth proportional to 801,718,314.30, 1,123,936,190.10 and 801,718,314.30 is: 1,123,936,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,718,314.30 : 1,123,936,190.10 = 801,718,314.30 : x
  2. Step 2: Convert to fraction form
    801,718,314.30/1,123,936,190.10 = 801,718,314.30/x
  3. Step 3: Cross multiply
    801,718,314.30x = 1,123,936,190.10 × 801,718,314.30
  4. Step 4: Simplify right side
    801,718,314.30x = 901,080,227,707,736,192
  5. Step 5: Solve for x
    x = 901,080,227,707,736,192/801,718,314.30
  6. Step 6: Final answer
    x = 1,123,936,190.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.