Home / 131,341,541,560.11-196,961,378,450.91-45,175,408,357.77

Finding the Fourth Proportional to 131,341,541,560.11, 196,961,378,450.91 and 45,175,408,357.77

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Solution

The fourth proportional to 131,341,541,560.11, 196,961,378,450.91 and 45,175,408,357.77 is: 67,745,593,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,341,541,560.11 : 196,961,378,450.91 = 45,175,408,357.77 : x
  2. Step 2: Convert to fraction form
    131,341,541,560.11/196,961,378,450.91 = 45,175,408,357.77/x
  3. Step 3: Cross multiply
    131,341,541,560.11x = 196,961,378,450.91 × 45,175,408,357.77
  4. Step 4: Simplify right side
    131,341,541,560.11x = 8,897,810,702,229,138,571,264
  5. Step 5: Solve for x
    x = 8,897,810,702,229,138,571,264/131,341,541,560.11
  6. Step 6: Final answer
    x = 67,745,593,637.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.