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Finding the Third Proportional to 511,808,142 and 1,105,169,460

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Solution

The third proportional to 511,808,142 and 1,105,169,460 is: 2,386,440,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,808,142 : 1,105,169,460 = 1,105,169,460 : x
  2. Step 2: Convert to fraction form
    511,808,142/1,105,169,460 = 1,105,169,460/x
  3. Step 3: Cross multiply
    511,808,142x = 1,105,169,460 × 1,105,169,460
  4. Step 4: Simplify right side
    511,808,142x = 1,221,399,535,316,691,712
  5. Step 5: Solve for x
    x = 1,221,399,535,316,691,712/511,808,142
  6. Step 6: Final answer
    x = 2,386,440,220.63

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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.