Home / 221,696,005.20-332,544,007.80-167,948,293.20

Finding the Fourth Proportional to 221,696,005.20, 332,544,007.80 and 167,948,293.20

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Solution

The fourth proportional to 221,696,005.20, 332,544,007.80 and 167,948,293.20 is: 251,922,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,696,005.20 : 332,544,007.80 = 167,948,293.20 : x
  2. Step 2: Convert to fraction form
    221,696,005.20/332,544,007.80 = 167,948,293.20/x
  3. Step 3: Cross multiply
    221,696,005.20x = 332,544,007.80 × 167,948,293.20
  4. Step 4: Simplify right side
    221,696,005.20x = 55,850,198,523,897,488
  5. Step 5: Solve for x
    x = 55,850,198,523,897,488/221,696,005.20
  6. Step 6: Final answer
    x = 251,922,439.80

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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.