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Finding the Third Proportional to 1,173,445,872 and 2,486,793,396

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Solution

The third proportional to 1,173,445,872 and 2,486,793,396 is: 5,270,069,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,445,872 : 2,486,793,396 = 2,486,793,396 : x
  2. Step 2: Convert to fraction form
    1,173,445,872/2,486,793,396 = 2,486,793,396/x
  3. Step 3: Cross multiply
    1,173,445,872x = 2,486,793,396 × 2,486,793,396
  4. Step 4: Simplify right side
    1,173,445,872x = 6,184,141,394,389,213,184
  5. Step 5: Solve for x
    x = 6,184,141,394,389,213,184/1,173,445,872
  6. Step 6: Final answer
    x = 5,270,069,580.50

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.