Home / 133,244,443.80-199,866,665.70-112,199,380.20

Finding the Fourth Proportional to 133,244,443.80, 199,866,665.70 and 112,199,380.20

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Solution

The fourth proportional to 133,244,443.80, 199,866,665.70 and 112,199,380.20 is: 168,299,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,244,443.80 : 199,866,665.70 = 112,199,380.20 : x
  2. Step 2: Convert to fraction form
    133,244,443.80/199,866,665.70 = 112,199,380.20/x
  3. Step 3: Cross multiply
    133,244,443.80x = 199,866,665.70 × 112,199,380.20
  4. Step 4: Simplify right side
    133,244,443.80x = 22,424,916,014,180,600
  5. Step 5: Solve for x
    x = 22,424,916,014,180,600/133,244,443.80
  6. Step 6: Final answer
    x = 168,299,070.30

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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.