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Finding the Third Proportional to 69,208,854 and 163,374,115.50

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Solution

The third proportional to 69,208,854 and 163,374,115.50 is: 385,660,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,208,854 : 163,374,115.50 = 163,374,115.50 : x
  2. Step 2: Convert to fraction form
    69,208,854/163,374,115.50 = 163,374,115.50/x
  3. Step 3: Cross multiply
    69,208,854x = 163,374,115.50 × 163,374,115.50
  4. Step 4: Simplify right side
    69,208,854x = 26,691,101,615,407,340
  5. Step 5: Solve for x
    x = 26,691,101,615,407,340/69,208,854
  6. Step 6: Final answer
    x = 385,660,216.47

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.