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Finding the Third Proportional to 121,217,046 and 265,108,476

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Solution

The third proportional to 121,217,046 and 265,108,476 is: 579,807,101.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,217,046 : 265,108,476 = 265,108,476 : x
  2. Step 2: Convert to fraction form
    121,217,046/265,108,476 = 265,108,476/x
  3. Step 3: Cross multiply
    121,217,046x = 265,108,476 × 265,108,476
  4. Step 4: Simplify right side
    121,217,046x = 70,282,504,047,042,576
  5. Step 5: Solve for x
    x = 70,282,504,047,042,576/121,217,046
  6. Step 6: Final answer
    x = 579,807,101.12

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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.