Home / 221,616,008.40-332,424,012.60-83,441,348.40

Finding the Fourth Proportional to 221,616,008.40, 332,424,012.60 and 83,441,348.40

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Solution

The fourth proportional to 221,616,008.40, 332,424,012.60 and 83,441,348.40 is: 125,162,022.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,616,008.40 : 332,424,012.60 = 83,441,348.40 : x
  2. Step 2: Convert to fraction form
    221,616,008.40/332,424,012.60 = 83,441,348.40/x
  3. Step 3: Cross multiply
    221,616,008.40x = 332,424,012.60 × 83,441,348.40
  4. Step 4: Simplify right side
    221,616,008.40x = 27,737,907,851,882,592
  5. Step 5: Solve for x
    x = 27,737,907,851,882,592/221,616,008.40
  6. Step 6: Final answer
    x = 125,162,022.60

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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.