Home / 2,832,420,810,137.80-3,908,752,494,576.40-1,531,777,977,389.80

Finding the Fourth Proportional to 2,832,420,810,137.80, 3,908,752,494,576.40 and 1,531,777,977,389.80

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Solution

The fourth proportional to 2,832,420,810,137.80, 3,908,752,494,576.40 and 1,531,777,977,389.80 is: 2,113,859,977,595.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,420,810,137.80 : 3,908,752,494,576.40 = 1,531,777,977,389.80 : x
  2. Step 2: Convert to fraction form
    2,832,420,810,137.80/3,908,752,494,576.40 = 1,531,777,977,389.80/x
  3. Step 3: Cross multiply
    2,832,420,810,137.80x = 3,908,752,494,576.40 × 1,531,777,977,389.80
  4. Step 4: Simplify right side
    2,832,420,810,137.80x = 5,987,340,990,259,572,785,545,216
  5. Step 5: Solve for x
    x = 5,987,340,990,259,572,785,545,216/2,832,420,810,137.80
  6. Step 6: Final answer
    x = 2,113,859,977,595.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.