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Finding the Third Proportional to 56,549,516 and 122,030,812

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Solution

The third proportional to 56,549,516 and 122,030,812 is: 263,335,924.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,549,516 : 122,030,812 = 122,030,812 : x
  2. Step 2: Convert to fraction form
    56,549,516/122,030,812 = 122,030,812/x
  3. Step 3: Cross multiply
    56,549,516x = 122,030,812 × 122,030,812
  4. Step 4: Simplify right side
    56,549,516x = 14,891,519,077,379,344
  5. Step 5: Solve for x
    x = 14,891,519,077,379,344/56,549,516
  6. Step 6: Final answer
    x = 263,335,924.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.