Home / 158,778,009.76-238,123,997.04-43,735,192.48

Finding the Fourth Proportional to 158,778,009.76, 238,123,997.04 and 43,735,192.48

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Solution

The fourth proportional to 158,778,009.76, 238,123,997.04 and 43,735,192.48 is: 65,590,939.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,778,009.76 : 238,123,997.04 = 43,735,192.48 : x
  2. Step 2: Convert to fraction form
    158,778,009.76/238,123,997.04 = 43,735,192.48/x
  3. Step 3: Cross multiply
    158,778,009.76x = 238,123,997.04 × 43,735,192.48
  4. Step 4: Simplify right side
    158,778,009.76x = 10,414,398,844,651,350
  5. Step 5: Solve for x
    x = 10,414,398,844,651,350/158,778,009.76
  6. Step 6: Final answer
    x = 65,590,939.58

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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.