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Finding the Third Proportional to 938,506,550 and 1,379,028,756

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Solution

The third proportional to 938,506,550 and 1,379,028,756 is: 2,026,326,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,506,550 : 1,379,028,756 = 1,379,028,756 : x
  2. Step 2: Convert to fraction form
    938,506,550/1,379,028,756 = 1,379,028,756/x
  3. Step 3: Cross multiply
    938,506,550x = 1,379,028,756 × 1,379,028,756
  4. Step 4: Simplify right side
    938,506,550x = 1,901,720,309,874,907,648
  5. Step 5: Solve for x
    x = 1,901,720,309,874,907,648/938,506,550
  6. Step 6: Final answer
    x = 2,026,326,092.10

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.