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Finding the Third Proportional to 4,019,008,364 and 5,428,329,698

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Solution

The third proportional to 4,019,008,364 and 5,428,329,698 is: 7,331,849,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019,008,364 : 5,428,329,698 = 5,428,329,698 : x
  2. Step 2: Convert to fraction form
    4,019,008,364/5,428,329,698 = 5,428,329,698/x
  3. Step 3: Cross multiply
    4,019,008,364x = 5,428,329,698 × 5,428,329,698
  4. Step 4: Simplify right side
    4,019,008,364x = 29,466,763,310,188,769,280
  5. Step 5: Solve for x
    x = 29,466,763,310,188,769,280/4,019,008,364
  6. Step 6: Final answer
    x = 7,331,849,212.89

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.