Home / 122,526,170.37-169,086,150.34-66,771,606.42

Finding the Fourth Proportional to 122,526,170.37, 169,086,150.34 and 66,771,606.42

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Solution

The fourth proportional to 122,526,170.37, 169,086,150.34 and 66,771,606.42 is: 92,144,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,526,170.37 : 169,086,150.34 = 66,771,606.42 : x
  2. Step 2: Convert to fraction form
    122,526,170.37/169,086,150.34 = 66,771,606.42/x
  3. Step 3: Cross multiply
    122,526,170.37x = 169,086,150.34 × 66,771,606.42
  4. Step 4: Simplify right side
    122,526,170.37x = 11,290,153,881,408,500
  5. Step 5: Solve for x
    x = 11,290,153,881,408,500/122,526,170.37
  6. Step 6: Final answer
    x = 92,144,836.06

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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.