Home / 638,182,451.10-957,273,676.65-332,072,435.10

Finding the Fourth Proportional to 638,182,451.10, 957,273,676.65 and 332,072,435.10

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Solution

The fourth proportional to 638,182,451.10, 957,273,676.65 and 332,072,435.10 is: 498,108,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,182,451.10 : 957,273,676.65 = 332,072,435.10 : x
  2. Step 2: Convert to fraction form
    638,182,451.10/957,273,676.65 = 332,072,435.10/x
  3. Step 3: Cross multiply
    638,182,451.10x = 957,273,676.65 × 332,072,435.10
  4. Step 4: Simplify right side
    638,182,451.10x = 317,884,200,862,295,552
  5. Step 5: Solve for x
    x = 317,884,200,862,295,552/638,182,451.10
  6. Step 6: Final answer
    x = 498,108,652.65

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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.