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Finding the Third Proportional to 149,254,040 and 322,955,822

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Solution

The third proportional to 149,254,040 and 322,955,822 is: 698,811,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,254,040 : 322,955,822 = 322,955,822 : x
  2. Step 2: Convert to fraction form
    149,254,040/322,955,822 = 322,955,822/x
  3. Step 3: Cross multiply
    149,254,040x = 322,955,822 × 322,955,822
  4. Step 4: Simplify right side
    149,254,040x = 104,300,462,963,695,680
  5. Step 5: Solve for x
    x = 104,300,462,963,695,680/149,254,040
  6. Step 6: Final answer
    x = 698,811,656.71

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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.