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Finding the Third Proportional to 130,787,848 and 280,353,652

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Solution

The third proportional to 130,787,848 and 280,353,652 is: 600,959,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,787,848 : 280,353,652 = 280,353,652 : x
  2. Step 2: Convert to fraction form
    130,787,848/280,353,652 = 280,353,652/x
  3. Step 3: Cross multiply
    130,787,848x = 280,353,652 × 280,353,652
  4. Step 4: Simplify right side
    130,787,848x = 78,598,170,189,737,104
  5. Step 5: Solve for x
    x = 78,598,170,189,737,104/130,787,848
  6. Step 6: Final answer
    x = 600,959,274.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.