Home / 282,101,033.34-422,958,371.49-143,658,655.38

Finding the Fourth Proportional to 282,101,033.34, 422,958,371.49 and 143,658,655.38

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Solution

The fourth proportional to 282,101,033.34, 422,958,371.49 and 143,658,655.38 is: 215,389,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,101,033.34 : 422,958,371.49 = 143,658,655.38 : x
  2. Step 2: Convert to fraction form
    282,101,033.34/422,958,371.49 = 143,658,655.38/x
  3. Step 3: Cross multiply
    282,101,033.34x = 422,958,371.49 × 143,658,655.38
  4. Step 4: Simplify right side
    282,101,033.34x = 60,761,630,929,967,928
  5. Step 5: Solve for x
    x = 60,761,630,929,967,928/282,101,033.34
  6. Step 6: Final answer
    x = 215,389,607.80

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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.