Home / 148,293,005.70-222,439,508.55-99,794,093.70

Finding the Fourth Proportional to 148,293,005.70, 222,439,508.55 and 99,794,093.70

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Solution

The fourth proportional to 148,293,005.70, 222,439,508.55 and 99,794,093.70 is: 149,691,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,293,005.70 : 222,439,508.55 = 99,794,093.70 : x
  2. Step 2: Convert to fraction form
    148,293,005.70/222,439,508.55 = 99,794,093.70/x
  3. Step 3: Cross multiply
    148,293,005.70x = 222,439,508.55 × 99,794,093.70
  4. Step 4: Simplify right side
    148,293,005.70x = 22,198,149,158,820,652
  5. Step 5: Solve for x
    x = 22,198,149,158,820,652/148,293,005.70
  6. Step 6: Final answer
    x = 149,691,140.55

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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.