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Finding the Third Proportional to 2,044,390,358 and 4,446,976,972

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Solution

The third proportional to 2,044,390,358 and 4,446,976,972 is: 9,673,105,780.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044,390,358 : 4,446,976,972 = 4,446,976,972 : x
  2. Step 2: Convert to fraction form
    2,044,390,358/4,446,976,972 = 4,446,976,972/x
  3. Step 3: Cross multiply
    2,044,390,358x = 4,446,976,972 × 4,446,976,972
  4. Step 4: Simplify right side
    2,044,390,358x = 19,775,604,189,498,290,176
  5. Step 5: Solve for x
    x = 19,775,604,189,498,290,176/2,044,390,358
  6. Step 6: Final answer
    x = 9,673,105,780.47

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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.