Home / 1,034,338,858.70-1,551,508,288.05-646,599,505.10

Finding the Fourth Proportional to 1,034,338,858.70, 1,551,508,288.05 and 646,599,505.10

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Solution

The fourth proportional to 1,034,338,858.70, 1,551,508,288.05 and 646,599,505.10 is: 969,899,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,338,858.70 : 1,551,508,288.05 = 646,599,505.10 : x
  2. Step 2: Convert to fraction form
    1,034,338,858.70/1,551,508,288.05 = 646,599,505.10/x
  3. Step 3: Cross multiply
    1,034,338,858.70x = 1,551,508,288.05 × 646,599,505.10
  4. Step 4: Simplify right side
    1,034,338,858.70x = 1,003,204,491,211,678,208
  5. Step 5: Solve for x
    x = 1,003,204,491,211,678,208/1,034,338,858.70
  6. Step 6: Final answer
    x = 969,899,257.65

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Double scale
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Similar ratio
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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.