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Finding the Third Proportional to 55,657,536 and 121,195,938

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Solution

The third proportional to 55,657,536 and 121,195,938 is: 263,907,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,657,536 : 121,195,938 = 121,195,938 : x
  2. Step 2: Convert to fraction form
    55,657,536/121,195,938 = 121,195,938/x
  3. Step 3: Cross multiply
    55,657,536x = 121,195,938 × 121,195,938
  4. Step 4: Simplify right side
    55,657,536x = 14,688,455,387,699,844
  5. Step 5: Solve for x
    x = 14,688,455,387,699,844/55,657,536
  6. Step 6: Final answer
    x = 263,907,755.24

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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.