Home / 462,361,257.14-638,151,229.71-274,293,940.41

Finding the Fourth Proportional to 462,361,257.14, 638,151,229.71 and 274,293,940.41

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Solution

The fourth proportional to 462,361,257.14, 638,151,229.71 and 274,293,940.41 is: 378,580,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,361,257.14 : 638,151,229.71 = 274,293,940.41 : x
  2. Step 2: Convert to fraction form
    462,361,257.14/638,151,229.71 = 274,293,940.41/x
  3. Step 3: Cross multiply
    462,361,257.14x = 638,151,229.71 × 274,293,940.41
  4. Step 4: Simplify right side
    462,361,257.14x = 175,041,015,374,642,976
  5. Step 5: Solve for x
    x = 175,041,015,374,642,976/462,361,257.14
  6. Step 6: Final answer
    x = 378,580,628.62

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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.