Home / 148,608,503.20-222,912,754.80-51,531,947.20

Finding the Fourth Proportional to 148,608,503.20, 222,912,754.80 and 51,531,947.20

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Solution

The fourth proportional to 148,608,503.20, 222,912,754.80 and 51,531,947.20 is: 77,297,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,503.20 : 222,912,754.80 = 51,531,947.20 : x
  2. Step 2: Convert to fraction form
    148,608,503.20/222,912,754.80 = 51,531,947.20/x
  3. Step 3: Cross multiply
    148,608,503.20x = 222,912,754.80 × 51,531,947.20
  4. Step 4: Simplify right side
    148,608,503.20x = 11,487,128,310,560,148
  5. Step 5: Solve for x
    x = 11,487,128,310,560,148/148,608,503.20
  6. Step 6: Final answer
    x = 77,297,920.80

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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.