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Finding the Third Proportional to 20,481,966,358.50 and 44,685,417,129

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Solution

The third proportional to 20,481,966,358.50 and 44,685,417,129 is: 97,489,980,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,481,966,358.50 : 44,685,417,129 = 44,685,417,129 : x
  2. Step 2: Convert to fraction form
    20,481,966,358.50/44,685,417,129 = 44,685,417,129/x
  3. Step 3: Cross multiply
    20,481,966,358.50x = 44,685,417,129 × 44,685,417,129
  4. Step 4: Simplify right side
    20,481,966,358.50x = 1,996,786,503,992,726,519,808
  5. Step 5: Solve for x
    x = 1,996,786,503,992,726,519,808/20,481,966,358.50
  6. Step 6: Final answer
    x = 97,489,980,651.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.