Home / 221,859,101.20-332,788,651.80-106,815,902.80

Finding the Fourth Proportional to 221,859,101.20, 332,788,651.80 and 106,815,902.80

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Solution

The fourth proportional to 221,859,101.20, 332,788,651.80 and 106,815,902.80 is: 160,223,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,859,101.20 : 332,788,651.80 = 106,815,902.80 : x
  2. Step 2: Convert to fraction form
    221,859,101.20/332,788,651.80 = 106,815,902.80/x
  3. Step 3: Cross multiply
    221,859,101.20x = 332,788,651.80 × 106,815,902.80
  4. Step 4: Simplify right side
    221,859,101.20x = 35,547,120,283,611,844
  5. Step 5: Solve for x
    x = 35,547,120,283,611,844/221,859,101.20
  6. Step 6: Final answer
    x = 160,223,854.20

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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.