Home / 158,765,036.20-238,105,039.01-43,722,231.46

Finding the Fourth Proportional to 158,765,036.20, 238,105,039.01 and 43,722,231.46

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Solution

The fourth proportional to 158,765,036.20, 238,105,039.01 and 43,722,231.46 is: 65,571,638.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,765,036.20 : 238,105,039.01 = 43,722,231.46 : x
  2. Step 2: Convert to fraction form
    158,765,036.20/238,105,039.01 = 43,722,231.46/x
  3. Step 3: Cross multiply
    158,765,036.20x = 238,105,039.01 × 43,722,231.46
  4. Step 4: Simplify right side
    158,765,036.20x = 10,410,483,626,573,676
  5. Step 5: Solve for x
    x = 10,410,483,626,573,676/158,765,036.20
  6. Step 6: Final answer
    x = 65,571,638.92

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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.