Home / 220,744,823.94-331,168,521.06-75,179,649.42

Finding the Fourth Proportional to 220,744,823.94, 331,168,521.06 and 75,179,649.42

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Solution

The fourth proportional to 220,744,823.94, 331,168,521.06 and 75,179,649.42 is: 112,786,940.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,744,823.94 : 331,168,521.06 = 75,179,649.42 : x
  2. Step 2: Convert to fraction form
    220,744,823.94/331,168,521.06 = 75,179,649.42/x
  3. Step 3: Cross multiply
    220,744,823.94x = 331,168,521.06 × 75,179,649.42
  4. Step 4: Simplify right side
    220,744,823.94x = 24,897,133,312,230,688
  5. Step 5: Solve for x
    x = 24,897,133,312,230,688/220,744,823.94
  6. Step 6: Final answer
    x = 112,786,940.45

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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.