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Finding the Third Proportional to 389,995,248 and 793,610,688

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Solution

The third proportional to 389,995,248 and 793,610,688 is: 1,614,937,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,995,248 : 793,610,688 = 793,610,688 : x
  2. Step 2: Convert to fraction form
    389,995,248/793,610,688 = 793,610,688/x
  3. Step 3: Cross multiply
    389,995,248x = 793,610,688 × 793,610,688
  4. Step 4: Simplify right side
    389,995,248x = 629,817,924,107,833,344
  5. Step 5: Solve for x
    x = 629,817,924,107,833,344/389,995,248
  6. Step 6: Final answer
    x = 1,614,937,431.51

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.