Home / 120,540,159,059.04-166,260,729,362.05-79,327,408,104.36

Finding the Fourth Proportional to 120,540,159,059.04, 166,260,729,362.05 and 79,327,408,104.36

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Solution

The fourth proportional to 120,540,159,059.04, 166,260,729,362.05 and 79,327,408,104.36 is: 109,416,088,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,540,159,059.04 : 166,260,729,362.05 = 79,327,408,104.36 : x
  2. Step 2: Convert to fraction form
    120,540,159,059.04/166,260,729,362.05 = 79,327,408,104.36/x
  3. Step 3: Cross multiply
    120,540,159,059.04x = 166,260,729,362.05 × 79,327,408,104.36
  4. Step 4: Simplify right side
    120,540,159,059.04x = 13,189,032,729,831,888,912,384
  5. Step 5: Solve for x
    x = 13,189,032,729,831,888,912,384/120,540,159,059.04
  6. Step 6: Final answer
    x = 109,416,088,652.84

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1.5x scale

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.