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Finding the Third Proportional to 55,699,200 and 85,150,080

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Solution

The third proportional to 55,699,200 and 85,150,080 is: 130,173,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,699,200 : 85,150,080 = 85,150,080 : x
  2. Step 2: Convert to fraction form
    55,699,200/85,150,080 = 85,150,080/x
  3. Step 3: Cross multiply
    55,699,200x = 85,150,080 × 85,150,080
  4. Step 4: Simplify right side
    55,699,200x = 7,250,536,124,006,400
  5. Step 5: Solve for x
    x = 7,250,536,124,006,400/55,699,200
  6. Step 6: Final answer
    x = 130,173,074.73

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.