Home / 2,135,424,123.20-3,203,136,184.80-1,676,776,980.80

Finding the Fourth Proportional to 2,135,424,123.20, 3,203,136,184.80 and 1,676,776,980.80

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Solution

The fourth proportional to 2,135,424,123.20, 3,203,136,184.80 and 1,676,776,980.80 is: 2,515,165,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,424,123.20 : 3,203,136,184.80 = 1,676,776,980.80 : x
  2. Step 2: Convert to fraction form
    2,135,424,123.20/3,203,136,184.80 = 1,676,776,980.80/x
  3. Step 3: Cross multiply
    2,135,424,123.20x = 3,203,136,184.80 × 1,676,776,980.80
  4. Step 4: Simplify right side
    2,135,424,123.20x = 5,370,945,021,040,175,104
  5. Step 5: Solve for x
    x = 5,370,945,021,040,175,104/2,135,424,123.20
  6. Step 6: Final answer
    x = 2,515,165,471.20

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Double scale
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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.