Home / 163,158,964.80-244,738,447.20-155,222,779.20

Finding the Fourth Proportional to 163,158,964.80, 244,738,447.20 and 155,222,779.20

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Solution

The fourth proportional to 163,158,964.80, 244,738,447.20 and 155,222,779.20 is: 232,834,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,158,964.80 : 244,738,447.20 = 155,222,779.20 : x
  2. Step 2: Convert to fraction form
    163,158,964.80/244,738,447.20 = 155,222,779.20/x
  3. Step 3: Cross multiply
    163,158,964.80x = 244,738,447.20 × 155,222,779.20
  4. Step 4: Simplify right side
    163,158,964.80x = 37,988,981,951,476,456
  5. Step 5: Solve for x
    x = 37,988,981,951,476,456/163,158,964.80
  6. Step 6: Final answer
    x = 232,834,168.80

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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.