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Finding the Third Proportional to 130,787,856 and 280,353,672

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Solution

The third proportional to 130,787,856 and 280,353,672 is: 600,959,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,787,856 : 280,353,672 = 280,353,672 : x
  2. Step 2: Convert to fraction form
    130,787,856/280,353,672 = 280,353,672/x
  3. Step 3: Cross multiply
    130,787,856x = 280,353,672 × 280,353,672
  4. Step 4: Simplify right side
    130,787,856x = 78,598,181,403,883,584
  5. Step 5: Solve for x
    x = 78,598,181,403,883,584/130,787,856
  6. Step 6: Final answer
    x = 600,959,323.04

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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.