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Finding the Third Proportional to 56,032,480 and 122,693,768

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Solution

The third proportional to 56,032,480 and 122,693,768 is: 268,661,331.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032,480 : 122,693,768 = 122,693,768 : x
  2. Step 2: Convert to fraction form
    56,032,480/122,693,768 = 122,693,768/x
  3. Step 3: Cross multiply
    56,032,480x = 122,693,768 × 122,693,768
  4. Step 4: Simplify right side
    56,032,480x = 15,053,760,706,037,824
  5. Step 5: Solve for x
    x = 15,053,760,706,037,824/56,032,480
  6. Step 6: Final answer
    x = 268,661,331.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.