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Finding the Third Proportional to 103,435,310 and 225,030,840

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Solution

The third proportional to 103,435,310 and 225,030,840 is: 489,570,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,435,310 : 225,030,840 = 225,030,840 : x
  2. Step 2: Convert to fraction form
    103,435,310/225,030,840 = 225,030,840/x
  3. Step 3: Cross multiply
    103,435,310x = 225,030,840 × 225,030,840
  4. Step 4: Simplify right side
    103,435,310x = 50,638,878,951,105,600
  5. Step 5: Solve for x
    x = 50,638,878,951,105,600/103,435,310
  6. Step 6: Final answer
    x = 489,570,524.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.