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Finding the Third Proportional to 55,631,690 and 112,835,555

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Solution

The third proportional to 55,631,690 and 112,835,555 is: 228,859,890.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,631,690 : 112,835,555 = 112,835,555 : x
  2. Step 2: Convert to fraction form
    55,631,690/112,835,555 = 112,835,555/x
  3. Step 3: Cross multiply
    55,631,690x = 112,835,555 × 112,835,555
  4. Step 4: Simplify right side
    55,631,690x = 12,731,862,472,158,024
  5. Step 5: Solve for x
    x = 12,731,862,472,158,024/55,631,690
  6. Step 6: Final answer
    x = 228,859,890.33

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.