Home / 422,026,110.60-633,039,165.90-260,782,974.60

Finding the Fourth Proportional to 422,026,110.60, 633,039,165.90 and 260,782,974.60

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Solution

The fourth proportional to 422,026,110.60, 633,039,165.90 and 260,782,974.60 is: 391,174,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,026,110.60 : 633,039,165.90 = 260,782,974.60 : x
  2. Step 2: Convert to fraction form
    422,026,110.60/633,039,165.90 = 260,782,974.60/x
  3. Step 3: Cross multiply
    422,026,110.60x = 633,039,165.90 × 260,782,974.60
  4. Step 4: Simplify right side
    422,026,110.60x = 165,085,836,721,704,864
  5. Step 5: Solve for x
    x = 165,085,836,721,704,864/422,026,110.60
  6. Step 6: Final answer
    x = 391,174,461.90

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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.