Home / 80,303,118,144-120,136,290,252.75

Finding the Third Proportional to 80,303,118,144 and 120,136,290,252.75

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Solution

The third proportional to 80,303,118,144 and 120,136,290,252.75 is: 179,728,117,279.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,303,118,144 : 120,136,290,252.75 = 120,136,290,252.75 : x
  2. Step 2: Convert to fraction form
    80,303,118,144/120,136,290,252.75 = 120,136,290,252.75/x
  3. Step 3: Cross multiply
    80,303,118,144x = 120,136,290,252.75 × 120,136,290,252.75
  4. Step 4: Simplify right side
    80,303,118,144x = 14,432,728,235,692,995,379,200
  5. Step 5: Solve for x
    x = 14,432,728,235,692,995,379,200/80,303,118,144
  6. Step 6: Final answer
    x = 179,728,117,279.48

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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.