Home / 445,244,122,920.40-667,866,184,380.60-232,926,215,822.80

Finding the Fourth Proportional to 445,244,122,920.40, 667,866,184,380.60 and 232,926,215,822.80

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Solution

The fourth proportional to 445,244,122,920.40, 667,866,184,380.60 and 232,926,215,822.80 is: 349,389,323,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,244,122,920.40 : 667,866,184,380.60 = 232,926,215,822.80 : x
  2. Step 2: Convert to fraction form
    445,244,122,920.40/667,866,184,380.60 = 232,926,215,822.80/x
  3. Step 3: Cross multiply
    445,244,122,920.40x = 667,866,184,380.60 × 232,926,215,822.80
  4. Step 4: Simplify right side
    445,244,122,920.40x = 155,563,543,003,785,563,471,872
  5. Step 5: Solve for x
    x = 155,563,543,003,785,563,471,872/445,244,122,920.40
  6. Step 6: Final answer
    x = 349,389,323,734.20

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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.