Home / 222,912,086.80-334,368,130.20-77,297,252.80

Finding the Fourth Proportional to 222,912,086.80, 334,368,130.20 and 77,297,252.80

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Solution

The fourth proportional to 222,912,086.80, 334,368,130.20 and 77,297,252.80 is: 115,945,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,912,086.80 : 334,368,130.20 = 77,297,252.80 : x
  2. Step 2: Convert to fraction form
    222,912,086.80/334,368,130.20 = 77,297,252.80/x
  3. Step 3: Cross multiply
    222,912,086.80x = 334,368,130.20 × 77,297,252.80
  4. Step 4: Simplify right side
    222,912,086.80x = 25,845,737,888,332,712
  5. Step 5: Solve for x
    x = 25,845,737,888,332,712/222,912,086.80
  6. Step 6: Final answer
    x = 115,945,879.20

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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.