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Finding the Third Proportional to 161,938,681.50 and 349,681,563

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Solution

The third proportional to 161,938,681.50 and 349,681,563 is: 755,083,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,938,681.50 : 349,681,563 = 349,681,563 : x
  2. Step 2: Convert to fraction form
    161,938,681.50/349,681,563 = 349,681,563/x
  3. Step 3: Cross multiply
    161,938,681.50x = 349,681,563 × 349,681,563
  4. Step 4: Simplify right side
    161,938,681.50x = 122,277,195,502,122,976
  5. Step 5: Solve for x
    x = 122,277,195,502,122,976/161,938,681.50
  6. Step 6: Final answer
    x = 755,083,309.12

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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.