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Finding the Third Proportional to 923,468,628 and 2,031,629,157

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Solution

The third proportional to 923,468,628 and 2,031,629,157 is: 4,469,580,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,468,628 : 2,031,629,157 = 2,031,629,157 : x
  2. Step 2: Convert to fraction form
    923,468,628/2,031,629,157 = 2,031,629,157/x
  3. Step 3: Cross multiply
    923,468,628x = 2,031,629,157 × 2,031,629,157
  4. Step 4: Simplify right side
    923,468,628x = 4,127,517,031,572,530,688
  5. Step 5: Solve for x
    x = 4,127,517,031,572,530,688/923,468,628
  6. Step 6: Final answer
    x = 4,469,580,131.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.