Home / 158,765,037.48-238,105,040.92-43,722,232.74

Finding the Fourth Proportional to 158,765,037.48, 238,105,040.92 and 43,722,232.74

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Solution

The fourth proportional to 158,765,037.48, 238,105,040.92 and 43,722,232.74 is: 65,571,640.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,765,037.48 : 238,105,040.92 = 43,722,232.74 : x
  2. Step 2: Convert to fraction form
    158,765,037.48/238,105,040.92 = 43,722,232.74/x
  3. Step 3: Cross multiply
    158,765,037.48x = 238,105,040.92 × 43,722,232.74
  4. Step 4: Simplify right side
    158,765,037.48x = 10,410,484,015,671,464
  5. Step 5: Solve for x
    x = 10,410,484,015,671,464/158,765,037.48
  6. Step 6: Final answer
    x = 65,571,640.84

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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.