Home / 275,304,085.99-379,927,470.41-149,864,371.63

Finding the Fourth Proportional to 275,304,085.99, 379,927,470.41 and 149,864,371.63

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Solution

The fourth proportional to 275,304,085.99, 379,927,470.41 and 149,864,371.63 is: 206,817,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,304,085.99 : 379,927,470.41 = 149,864,371.63 : x
  2. Step 2: Convert to fraction form
    275,304,085.99/379,927,470.41 = 149,864,371.63/x
  3. Step 3: Cross multiply
    275,304,085.99x = 379,927,470.41 × 149,864,371.63
  4. Step 4: Simplify right side
    275,304,085.99x = 56,937,591,617,970,072
  5. Step 5: Solve for x
    x = 56,937,591,617,970,072/275,304,085.99
  6. Step 6: Final answer
    x = 206,817,096.13

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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.