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Finding the Third Proportional to 53,242,245 and 81,786,607.50

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Solution

The third proportional to 53,242,245 and 81,786,607.50 is: 125,634,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,242,245 : 81,786,607.50 = 81,786,607.50 : x
  2. Step 2: Convert to fraction form
    53,242,245/81,786,607.50 = 81,786,607.50/x
  3. Step 3: Cross multiply
    53,242,245x = 81,786,607.50 × 81,786,607.50
  4. Step 4: Simplify right side
    53,242,245x = 6,689,049,166,359,056
  5. Step 5: Solve for x
    x = 6,689,049,166,359,056/53,242,245
  6. Step 6: Final answer
    x = 125,634,243.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.