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Finding the Third Proportional to 15,429,149,426 and 33,488,577,508

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Solution

The third proportional to 15,429,149,426 and 33,488,577,508 is: 72,686,108,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429,149,426 : 33,488,577,508 = 33,488,577,508 : x
  2. Step 2: Convert to fraction form
    15,429,149,426/33,488,577,508 = 33,488,577,508/x
  3. Step 3: Cross multiply
    15,429,149,426x = 33,488,577,508 × 33,488,577,508
  4. Step 4: Simplify right side
    15,429,149,426x = 1,121,484,823,509,323,481,088
  5. Step 5: Solve for x
    x = 1,121,484,823,509,323,481,088/15,429,149,426
  6. Step 6: Final answer
    x = 72,686,108,128.52

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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.