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Finding the Third Proportional to 58,019,991 and 87,777,423

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Solution

The third proportional to 58,019,991 and 87,777,423 is: 132,796,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,019,991 : 87,777,423 = 87,777,423 : x
  2. Step 2: Convert to fraction form
    58,019,991/87,777,423 = 87,777,423/x
  3. Step 3: Cross multiply
    58,019,991x = 87,777,423 × 87,777,423
  4. Step 4: Simplify right side
    58,019,991x = 7,704,875,988,520,929
  5. Step 5: Solve for x
    x = 7,704,875,988,520,929/58,019,991
  6. Step 6: Final answer
    x = 132,796,918.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.