Home / 204,475,128.04-306,485,505.96-155,792,486.44

Finding the Fourth Proportional to 204,475,128.04, 306,485,505.96 and 155,792,486.44

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Solution

The fourth proportional to 204,475,128.04, 306,485,505.96 and 155,792,486.44 is: 233,515,633.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,475,128.04 : 306,485,505.96 = 155,792,486.44 : x
  2. Step 2: Convert to fraction form
    204,475,128.04/306,485,505.96 = 155,792,486.44/x
  3. Step 3: Cross multiply
    204,475,128.04x = 306,485,505.96 × 155,792,486.44
  4. Step 4: Simplify right side
    204,475,128.04x = 47,748,139,031,329,832
  5. Step 5: Solve for x
    x = 47,748,139,031,329,832/204,475,128.04
  6. Step 6: Final answer
    x = 233,515,633.36

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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.