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Finding the Third Proportional to 161,938,732 and 349,681,661

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Solution

The third proportional to 161,938,732 and 349,681,661 is: 755,083,496.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,938,732 : 349,681,661 = 349,681,661 : x
  2. Step 2: Convert to fraction form
    161,938,732/349,681,661 = 349,681,661/x
  3. Step 3: Cross multiply
    161,938,732x = 349,681,661 × 349,681,661
  4. Step 4: Simplify right side
    161,938,732x = 122,277,264,039,718,928
  5. Step 5: Solve for x
    x = 122,277,264,039,718,928/161,938,732
  6. Step 6: Final answer
    x = 755,083,496.89

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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.