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Finding the Third Proportional to 131,458,628 and 283,702,152

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Solution

The third proportional to 131,458,628 and 283,702,152 is: 612,260,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,458,628 : 283,702,152 = 283,702,152 : x
  2. Step 2: Convert to fraction form
    131,458,628/283,702,152 = 283,702,152/x
  3. Step 3: Cross multiply
    131,458,628x = 283,702,152 × 283,702,152
  4. Step 4: Simplify right side
    131,458,628x = 80,486,911,049,431,104
  5. Step 5: Solve for x
    x = 80,486,911,049,431,104/131,458,628
  6. Step 6: Final answer
    x = 612,260,391.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.