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Finding the Third Proportional to 988,935,115.50 and 2,059,255,467

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Solution

The third proportional to 988,935,115.50 and 2,059,255,467 is: 4,287,979,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,935,115.50 : 2,059,255,467 = 2,059,255,467 : x
  2. Step 2: Convert to fraction form
    988,935,115.50/2,059,255,467 = 2,059,255,467/x
  3. Step 3: Cross multiply
    988,935,115.50x = 2,059,255,467 × 2,059,255,467
  4. Step 4: Simplify right side
    988,935,115.50x = 4,240,533,078,369,388,032
  5. Step 5: Solve for x
    x = 4,240,533,078,369,388,032/988,935,115.50
  6. Step 6: Final answer
    x = 4,287,979,071.53

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.