Home / 1,931,647,604.15-2,897,849,319.83-826,250,324.15

Finding the Fourth Proportional to 1,931,647,604.15, 2,897,849,319.83 and 826,250,324.15

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Solution

The fourth proportional to 1,931,647,604.15, 2,897,849,319.83 and 826,250,324.15 is: 1,239,537,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,647,604.15 : 2,897,849,319.83 = 826,250,324.15 : x
  2. Step 2: Convert to fraction form
    1,931,647,604.15/2,897,849,319.83 = 826,250,324.15/x
  3. Step 3: Cross multiply
    1,931,647,604.15x = 2,897,849,319.83 × 826,250,324.15
  4. Step 4: Simplify right side
    1,931,647,604.15x = 2,394,348,939,843,262,976
  5. Step 5: Solve for x
    x = 2,394,348,939,843,262,976/1,931,647,604.15
  6. Step 6: Final answer
    x = 1,239,537,136.43

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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.