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Finding the Third Proportional to 3,502,721,104 and 7,615,127,264

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Solution

The third proportional to 3,502,721,104 and 7,615,127,264 is: 16,555,746,668.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,721,104 : 7,615,127,264 = 7,615,127,264 : x
  2. Step 2: Convert to fraction form
    3,502,721,104/7,615,127,264 = 7,615,127,264/x
  3. Step 3: Cross multiply
    3,502,721,104x = 7,615,127,264 × 7,615,127,264
  4. Step 4: Simplify right side
    3,502,721,104x = 57,990,163,246,916,124,672
  5. Step 5: Solve for x
    x = 57,990,163,246,916,124,672/3,502,721,104
  6. Step 6: Final answer
    x = 16,555,746,668.12

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.