Home / 1,331,646,006.80-1,997,469,010.20-362,297,622.80

Finding the Fourth Proportional to 1,331,646,006.80, 1,997,469,010.20 and 362,297,622.80

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Solution

The fourth proportional to 1,331,646,006.80, 1,997,469,010.20 and 362,297,622.80 is: 543,446,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,646,006.80 : 1,997,469,010.20 = 362,297,622.80 : x
  2. Step 2: Convert to fraction form
    1,331,646,006.80/1,997,469,010.20 = 362,297,622.80/x
  3. Step 3: Cross multiply
    1,331,646,006.80x = 1,997,469,010.20 × 362,297,622.80
  4. Step 4: Simplify right side
    1,331,646,006.80x = 723,678,274,012,129,024
  5. Step 5: Solve for x
    x = 723,678,274,012,129,024/1,331,646,006.80
  6. Step 6: Final answer
    x = 543,446,434.20

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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.