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Finding the Third Proportional to 615,993,288 and 939,505,062

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Solution

The third proportional to 615,993,288 and 939,505,062 is: 1,432,921,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,993,288 : 939,505,062 = 939,505,062 : x
  2. Step 2: Convert to fraction form
    615,993,288/939,505,062 = 939,505,062/x
  3. Step 3: Cross multiply
    615,993,288x = 939,505,062 × 939,505,062
  4. Step 4: Simplify right side
    615,993,288x = 882,669,761,523,623,808
  5. Step 5: Solve for x
    x = 882,669,761,523,623,808/615,993,288
  6. Step 6: Final answer
    x = 1,432,921,070.28

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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.