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Finding the Third Proportional to 56,512,680 and 122,059,776

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Solution

The third proportional to 56,512,680 and 122,059,776 is: 263,632,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,680 : 122,059,776 = 122,059,776 : x
  2. Step 2: Convert to fraction form
    56,512,680/122,059,776 = 122,059,776/x
  3. Step 3: Cross multiply
    56,512,680x = 122,059,776 × 122,059,776
  4. Step 4: Simplify right side
    56,512,680x = 14,898,588,917,170,176
  5. Step 5: Solve for x
    x = 14,898,588,917,170,176/56,512,680
  6. Step 6: Final answer
    x = 263,632,673.54

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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.