Home / 261,491,424.82-360,850,795.73-142,411,329.23

Finding the Fourth Proportional to 261,491,424.82, 360,850,795.73 and 142,411,329.23

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Solution

The fourth proportional to 261,491,424.82, 360,850,795.73 and 142,411,329.23 is: 196,523,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,491,424.82 : 360,850,795.73 = 142,411,329.23 : x
  2. Step 2: Convert to fraction form
    261,491,424.82/360,850,795.73 = 142,411,329.23/x
  3. Step 3: Cross multiply
    261,491,424.82x = 360,850,795.73 × 142,411,329.23
  4. Step 4: Simplify right side
    261,491,424.82x = 51,389,241,473,612,504
  5. Step 5: Solve for x
    x = 51,389,241,473,612,504/261,491,424.82
  6. Step 6: Final answer
    x = 196,523,620.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.