Home / 113,593,872.80-170,390,809.20-93,438,480.80

Finding the Fourth Proportional to 113,593,872.80, 170,390,809.20 and 93,438,480.80

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Solution

The fourth proportional to 113,593,872.80, 170,390,809.20 and 93,438,480.80 is: 140,157,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,593,872.80 : 170,390,809.20 = 93,438,480.80 : x
  2. Step 2: Convert to fraction form
    113,593,872.80/170,390,809.20 = 93,438,480.80/x
  3. Step 3: Cross multiply
    113,593,872.80x = 170,390,809.20 × 93,438,480.80
  4. Step 4: Simplify right side
    113,593,872.80x = 15,921,058,353,930,662
  5. Step 5: Solve for x
    x = 15,921,058,353,930,662/113,593,872.80
  6. Step 6: Final answer
    x = 140,157,721.20

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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.