Home / 221,480,001.70-332,220,002.55-106,436,803.30

Finding the Fourth Proportional to 221,480,001.70, 332,220,002.55 and 106,436,803.30

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Solution

The fourth proportional to 221,480,001.70, 332,220,002.55 and 106,436,803.30 is: 159,655,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,480,001.70 : 332,220,002.55 = 106,436,803.30 : x
  2. Step 2: Convert to fraction form
    221,480,001.70/332,220,002.55 = 106,436,803.30/x
  3. Step 3: Cross multiply
    221,480,001.70x = 332,220,002.55 × 106,436,803.30
  4. Step 4: Simplify right side
    221,480,001.70x = 35,360,435,063,739,848
  5. Step 5: Solve for x
    x = 35,360,435,063,739,848/221,480,001.70
  6. Step 6: Final answer
    x = 159,655,204.95

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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.