Home / 638,182,295.60-957,273,443.40-332,072,279.60

Finding the Fourth Proportional to 638,182,295.60, 957,273,443.40 and 332,072,279.60

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Solution

The fourth proportional to 638,182,295.60, 957,273,443.40 and 332,072,279.60 is: 498,108,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,182,295.60 : 957,273,443.40 = 332,072,279.60 : x
  2. Step 2: Convert to fraction form
    638,182,295.60/957,273,443.40 = 332,072,279.60/x
  3. Step 3: Cross multiply
    638,182,295.60x = 957,273,443.40 × 332,072,279.60
  4. Step 4: Simplify right side
    638,182,295.60x = 317,883,974,550,379,584
  5. Step 5: Solve for x
    x = 317,883,974,550,379,584/638,182,295.60
  6. Step 6: Final answer
    x = 498,108,419.40

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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.