Home / 411,036,626.70-616,554,940.05-104,328,739.58

Finding the Fourth Proportional to 411,036,626.70, 616,554,940.05 and 104,328,739.58

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Solution

The fourth proportional to 411,036,626.70, 616,554,940.05 and 104,328,739.58 is: 156,493,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,036,626.70 : 616,554,940.05 = 104,328,739.58 : x
  2. Step 2: Convert to fraction form
    411,036,626.70/616,554,940.05 = 104,328,739.58/x
  3. Step 3: Cross multiply
    411,036,626.70x = 616,554,940.05 × 104,328,739.58
  4. Step 4: Simplify right side
    411,036,626.70x = 64,324,399,777,238,960
  5. Step 5: Solve for x
    x = 64,324,399,777,238,960/411,036,626.70
  6. Step 6: Final answer
    x = 156,493,109.37

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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.