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Finding the Third Proportional to 58,198,370 and 80,920,182

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Solution

The third proportional to 58,198,370 and 80,920,182 is: 112,513,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,198,370 : 80,920,182 = 80,920,182 : x
  2. Step 2: Convert to fraction form
    58,198,370/80,920,182 = 80,920,182/x
  3. Step 3: Cross multiply
    58,198,370x = 80,920,182 × 80,920,182
  4. Step 4: Simplify right side
    58,198,370x = 6,548,075,854,913,124
  5. Step 5: Solve for x
    x = 6,548,075,854,913,124/58,198,370
  6. Step 6: Final answer
    x = 112,513,045.55

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.