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Finding the Third Proportional to 3,507,353,396 and 7,632,142,278

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Solution

The third proportional to 3,507,353,396 and 7,632,142,278 is: 16,607,849,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,353,396 : 7,632,142,278 = 7,632,142,278 : x
  2. Step 2: Convert to fraction form
    3,507,353,396/7,632,142,278 = 7,632,142,278/x
  3. Step 3: Cross multiply
    3,507,353,396x = 7,632,142,278 × 7,632,142,278
  4. Step 4: Simplify right side
    3,507,353,396x = 58,249,595,751,635,025,920
  5. Step 5: Solve for x
    x = 58,249,595,751,635,025,920/3,507,353,396
  6. Step 6: Final answer
    x = 16,607,849,045.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.