Home / 222,955,830.38-334,543,309.41-100,220,865.50

Finding the Fourth Proportional to 222,955,830.38, 334,543,309.41 and 100,220,865.50

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Solution

The fourth proportional to 222,955,830.38, 334,543,309.41 and 100,220,865.50 is: 150,380,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,955,830.38 : 334,543,309.41 = 100,220,865.50 : x
  2. Step 2: Convert to fraction form
    222,955,830.38/334,543,309.41 = 100,220,865.50/x
  3. Step 3: Cross multiply
    222,955,830.38x = 334,543,309.41 × 100,220,865.50
  4. Step 4: Simplify right side
    222,955,830.38x = 33,528,220,016,304,496
  5. Step 5: Solve for x
    x = 33,528,220,016,304,496/222,955,830.38
  6. Step 6: Final answer
    x = 150,380,548.29

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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.