Home / 232,436,802.97-320,777,295.15-128,014,846.62

Finding the Fourth Proportional to 232,436,802.97, 320,777,295.15 and 128,014,846.62

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Solution

The fourth proportional to 232,436,802.97, 320,777,295.15 and 128,014,846.62 is: 176,668,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,436,802.97 : 320,777,295.15 = 128,014,846.62 : x
  2. Step 2: Convert to fraction form
    232,436,802.97/320,777,295.15 = 128,014,846.62/x
  3. Step 3: Cross multiply
    232,436,802.97x = 320,777,295.15 × 128,014,846.62
  4. Step 4: Simplify right side
    232,436,802.97x = 41,064,256,237,805,720
  5. Step 5: Solve for x
    x = 41,064,256,237,805,720/232,436,802.97
  6. Step 6: Final answer
    x = 176,668,478.11

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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.