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Finding the Third Proportional to 56,766,810 and 124,280,530

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Solution

The third proportional to 56,766,810 and 124,280,530 is: 272,089,450.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,766,810 : 124,280,530 = 124,280,530 : x
  2. Step 2: Convert to fraction form
    56,766,810/124,280,530 = 124,280,530/x
  3. Step 3: Cross multiply
    56,766,810x = 124,280,530 × 124,280,530
  4. Step 4: Simplify right side
    56,766,810x = 15,445,650,137,080,900
  5. Step 5: Solve for x
    x = 15,445,650,137,080,900/56,766,810
  6. Step 6: Final answer
    x = 272,089,450.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.