Home / 148,608,053.20-222,912,079.80-51,531,497.20

Finding the Fourth Proportional to 148,608,053.20, 222,912,079.80 and 51,531,497.20

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Solution

The fourth proportional to 148,608,053.20, 222,912,079.80 and 51,531,497.20 is: 77,297,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,053.20 : 222,912,079.80 = 51,531,497.20 : x
  2. Step 2: Convert to fraction form
    148,608,053.20/222,912,079.80 = 51,531,497.20/x
  3. Step 3: Cross multiply
    148,608,053.20x = 222,912,079.80 × 51,531,497.20
  4. Step 4: Simplify right side
    148,608,053.20x = 11,486,993,216,059,878
  5. Step 5: Solve for x
    x = 11,486,993,216,059,878/148,608,053.20
  6. Step 6: Final answer
    x = 77,297,245.80

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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.