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Finding the Third Proportional to 501,280,903 and 766,329,310.50

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Solution

The third proportional to 501,280,903 and 766,329,310.50 is: 1,171,520,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,280,903 : 766,329,310.50 = 766,329,310.50 : x
  2. Step 2: Convert to fraction form
    501,280,903/766,329,310.50 = 766,329,310.50/x
  3. Step 3: Cross multiply
    501,280,903x = 766,329,310.50 × 766,329,310.50
  4. Step 4: Simplify right side
    501,280,903x = 587,260,612,131,405,440
  5. Step 5: Solve for x
    x = 587,260,612,131,405,440/501,280,903
  6. Step 6: Final answer
    x = 1,171,520,017.25

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.