Home / 221,443,704.80-332,165,557.20-57,681,144.80

Finding the Fourth Proportional to 221,443,704.80, 332,165,557.20 and 57,681,144.80

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Solution

The fourth proportional to 221,443,704.80, 332,165,557.20 and 57,681,144.80 is: 86,521,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,443,704.80 : 332,165,557.20 = 57,681,144.80 : x
  2. Step 2: Convert to fraction form
    221,443,704.80/332,165,557.20 = 57,681,144.80/x
  3. Step 3: Cross multiply
    221,443,704.80x = 332,165,557.20 × 57,681,144.80
  4. Step 4: Simplify right side
    221,443,704.80x = 19,159,689,602,425,880
  5. Step 5: Solve for x
    x = 19,159,689,602,425,880/221,443,704.80
  6. Step 6: Final answer
    x = 86,521,717.20

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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.