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Finding the Third Proportional to 30,103,384 and 66,053,348

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Solution

The third proportional to 30,103,384 and 66,053,348 is: 144,935,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103,384 : 66,053,348 = 66,053,348 : x
  2. Step 2: Convert to fraction form
    30,103,384/66,053,348 = 66,053,348/x
  3. Step 3: Cross multiply
    30,103,384x = 66,053,348 × 66,053,348
  4. Step 4: Simplify right side
    30,103,384x = 4,363,044,782,009,104
  5. Step 5: Solve for x
    x = 4,363,044,782,009,104/30,103,384
  6. Step 6: Final answer
    x = 144,935,359.49

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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.