Home / 638,201,835.60-957,334,246.20-332,091,819.60

Finding the Fourth Proportional to 638,201,835.60, 957,334,246.20 and 332,091,819.60

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Solution

The fourth proportional to 638,201,835.60, 957,334,246.20 and 332,091,819.60 is: 498,154,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,201,835.60 : 957,334,246.20 = 332,091,819.60 : x
  2. Step 2: Convert to fraction form
    638,201,835.60/957,334,246.20 = 332,091,819.60/x
  3. Step 3: Cross multiply
    638,201,835.60x = 957,334,246.20 × 332,091,819.60
  4. Step 4: Simplify right side
    638,201,835.60x = 317,922,871,785,952,448
  5. Step 5: Solve for x
    x = 317,922,871,785,952,448/638,201,835.60
  6. Step 6: Final answer
    x = 498,154,116.85

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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.