Home / 122,276,600.48-168,741,702.96-67,271,276

Finding the Fourth Proportional to 122,276,600.48, 168,741,702.96 and 67,271,276

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Solution

The fourth proportional to 122,276,600.48, 168,741,702.96 and 67,271,276 is: 92,834,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,276,600.48 : 168,741,702.96 = 67,271,276 : x
  2. Step 2: Convert to fraction form
    122,276,600.48/168,741,702.96 = 67,271,276/x
  3. Step 3: Cross multiply
    122,276,600.48x = 168,741,702.96 × 67,271,276
  4. Step 4: Simplify right side
    122,276,600.48x = 11,351,469,672,532,178
  5. Step 5: Solve for x
    x = 11,351,469,672,532,178/122,276,600.48
  6. Step 6: Final answer
    x = 92,834,357.74

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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.