Home / 122,276,598.48-168,741,700.20-67,271,274

Finding the Fourth Proportional to 122,276,598.48, 168,741,700.20 and 67,271,274

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Solution

The fourth proportional to 122,276,598.48, 168,741,700.20 and 67,271,274 is: 92,834,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,276,598.48 : 168,741,700.20 = 67,271,274 : x
  2. Step 2: Convert to fraction form
    122,276,598.48/168,741,700.20 = 67,271,274/x
  3. Step 3: Cross multiply
    122,276,598.48x = 168,741,700.20 × 67,271,274
  4. Step 4: Simplify right side
    122,276,598.48x = 11,351,469,149,380,054
  5. Step 5: Solve for x
    x = 11,351,469,149,380,054/122,276,598.48
  6. Step 6: Final answer
    x = 92,834,354.98

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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.