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Finding the Third Proportional to 919,485,274 and 1,377,879,503

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Solution

The third proportional to 919,485,274 and 1,377,879,503 is: 2,064,798,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,485,274 : 1,377,879,503 = 1,377,879,503 : x
  2. Step 2: Convert to fraction form
    919,485,274/1,377,879,503 = 1,377,879,503/x
  3. Step 3: Cross multiply
    919,485,274x = 1,377,879,503 × 1,377,879,503
  4. Step 4: Simplify right side
    919,485,274x = 1,898,551,924,787,526,912
  5. Step 5: Solve for x
    x = 1,898,551,924,787,526,912/919,485,274
  6. Step 6: Final answer
    x = 2,064,798,619.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.