Home / 2,136,237,135.40-3,204,355,703.10-1,309,740,092.20

Finding the Fourth Proportional to 2,136,237,135.40, 3,204,355,703.10 and 1,309,740,092.20

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Solution

The fourth proportional to 2,136,237,135.40, 3,204,355,703.10 and 1,309,740,092.20 is: 1,964,610,138.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,237,135.40 : 3,204,355,703.10 = 1,309,740,092.20 : x
  2. Step 2: Convert to fraction form
    2,136,237,135.40/3,204,355,703.10 = 1,309,740,092.20/x
  3. Step 3: Cross multiply
    2,136,237,135.40x = 3,204,355,703.10 × 1,309,740,092.20
  4. Step 4: Simplify right side
    2,136,237,135.40x = 4,196,873,134,019,789,824
  5. Step 5: Solve for x
    x = 4,196,873,134,019,789,824/2,136,237,135.40
  6. Step 6: Final answer
    x = 1,964,610,138.30

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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.