Home / 204,633,606.80-306,689,136.60-83,328,006.80

Finding the Fourth Proportional to 204,633,606.80, 306,689,136.60 and 83,328,006.80

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Solution

The fourth proportional to 204,633,606.80, 306,689,136.60 and 83,328,006.80 is: 124,885,618.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,633,606.80 : 306,689,136.60 = 83,328,006.80 : x
  2. Step 2: Convert to fraction form
    204,633,606.80/306,689,136.60 = 83,328,006.80/x
  3. Step 3: Cross multiply
    204,633,606.80x = 306,689,136.60 × 83,328,006.80
  4. Step 4: Simplify right side
    204,633,606.80x = 25,555,794,460,090,928
  5. Step 5: Solve for x
    x = 25,555,794,460,090,928/204,633,606.80
  6. Step 6: Final answer
    x = 124,885,618.06

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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.