Home / 221,435,108.80-332,152,663.20-164,039,480.80

Finding the Fourth Proportional to 221,435,108.80, 332,152,663.20 and 164,039,480.80

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Solution

The fourth proportional to 221,435,108.80, 332,152,663.20 and 164,039,480.80 is: 246,059,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,108.80 : 332,152,663.20 = 164,039,480.80 : x
  2. Step 2: Convert to fraction form
    221,435,108.80/332,152,663.20 = 164,039,480.80/x
  3. Step 3: Cross multiply
    221,435,108.80x = 332,152,663.20 × 164,039,480.80
  4. Step 4: Simplify right side
    221,435,108.80x = 54,486,150,417,665,272
  5. Step 5: Solve for x
    x = 54,486,150,417,665,272/221,435,108.80
  6. Step 6: Final answer
    x = 246,059,221.20

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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.