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Finding the Third Proportional to 4,482,788,739 and 9,810,036,612

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Solution

The third proportional to 4,482,788,739 and 9,810,036,612 is: 21,468,069,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482,788,739 : 9,810,036,612 = 9,810,036,612 : x
  2. Step 2: Convert to fraction form
    4,482,788,739/9,810,036,612 = 9,810,036,612/x
  3. Step 3: Cross multiply
    4,482,788,739x = 9,810,036,612 × 9,810,036,612
  4. Step 4: Simplify right side
    4,482,788,739x = 96,236,818,328,780,439,552
  5. Step 5: Solve for x
    x = 96,236,818,328,780,439,552/4,482,788,739
  6. Step 6: Final answer
    x = 21,468,069,081.98

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.