Home / 221,436,321.60-332,152,732.80-57,673,761.60

Finding the Fourth Proportional to 221,436,321.60, 332,152,732.80 and 57,673,761.60

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Solution

The fourth proportional to 221,436,321.60, 332,152,732.80 and 57,673,761.60 is: 86,510,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,436,321.60 : 332,152,732.80 = 57,673,761.60 : x
  2. Step 2: Convert to fraction form
    221,436,321.60/332,152,732.80 = 57,673,761.60/x
  3. Step 3: Cross multiply
    221,436,321.60x = 332,152,732.80 × 57,673,761.60
  4. Step 4: Simplify right side
    221,436,321.60x = 19,156,497,526,295,700
  5. Step 5: Solve for x
    x = 19,156,497,526,295,700/221,436,321.60
  6. Step 6: Final answer
    x = 86,510,186.71

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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.