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Finding the Third Proportional to 905,621,425.50 and 1,956,649,830

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Solution

The third proportional to 905,621,425.50 and 1,956,649,830 is: 4,227,460,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,621,425.50 : 1,956,649,830 = 1,956,649,830 : x
  2. Step 2: Convert to fraction form
    905,621,425.50/1,956,649,830 = 1,956,649,830/x
  3. Step 3: Cross multiply
    905,621,425.50x = 1,956,649,830 × 1,956,649,830
  4. Step 4: Simplify right side
    905,621,425.50x = 3,828,478,557,239,028,736
  5. Step 5: Solve for x
    x = 3,828,478,557,239,028,736/905,621,425.50
  6. Step 6: Final answer
    x = 4,227,460,227.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.