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Finding the Third Proportional to 58,873,910,724 and 128,403,379,548

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Solution

The third proportional to 58,873,910,724 and 128,403,379,548 is: 280,046,419,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873,910,724 : 128,403,379,548 = 128,403,379,548 : x
  2. Step 2: Convert to fraction form
    58,873,910,724/128,403,379,548 = 128,403,379,548/x
  3. Step 3: Cross multiply
    58,873,910,724x = 128,403,379,548 × 128,403,379,548
  4. Step 4: Simplify right side
    58,873,910,724x = 16,487,427,879,347,744,145,408
  5. Step 5: Solve for x
    x = 16,487,427,879,347,744,145,408/58,873,910,724
  6. Step 6: Final answer
    x = 280,046,419,145.50

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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.