Home / 159,982,852.56-239,986,721.16-52,288,362.96

Finding the Fourth Proportional to 159,982,852.56, 239,986,721.16 and 52,288,362.96

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Solution

The fourth proportional to 159,982,852.56, 239,986,721.16 and 52,288,362.96 is: 78,436,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,982,852.56 : 239,986,721.16 = 52,288,362.96 : x
  2. Step 2: Convert to fraction form
    159,982,852.56/239,986,721.16 = 52,288,362.96/x
  3. Step 3: Cross multiply
    159,982,852.56x = 239,986,721.16 × 52,288,362.96
  4. Step 4: Simplify right side
    159,982,852.56x = 12,548,512,781,594,392
  5. Step 5: Solve for x
    x = 12,548,512,781,594,392/159,982,852.56
  6. Step 6: Final answer
    x = 78,436,611.05

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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.