Home / 159,522,896.57-220,142,556.95-88,962,961.41

Finding the Fourth Proportional to 159,522,896.57, 220,142,556.95 and 88,962,961.41

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Solution

The fourth proportional to 159,522,896.57, 220,142,556.95 and 88,962,961.41 is: 122,769,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,522,896.57 : 220,142,556.95 = 88,962,961.41 : x
  2. Step 2: Convert to fraction form
    159,522,896.57/220,142,556.95 = 88,962,961.41/x
  3. Step 3: Cross multiply
    159,522,896.57x = 220,142,556.95 × 88,962,961.41
  4. Step 4: Simplify right side
    159,522,896.57x = 19,584,533,798,196,760
  5. Step 5: Solve for x
    x = 19,584,533,798,196,760/159,522,896.57
  6. Step 6: Final answer
    x = 122,769,421.94

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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.