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Finding the Third Proportional to 452,921,350.50 and 990,623,940.75

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Solution

The third proportional to 452,921,350.50 and 990,623,940.75 is: 2,166,680,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,921,350.50 : 990,623,940.75 = 990,623,940.75 : x
  2. Step 2: Convert to fraction form
    452,921,350.50/990,623,940.75 = 990,623,940.75/x
  3. Step 3: Cross multiply
    452,921,350.50x = 990,623,940.75 × 990,623,940.75
  4. Step 4: Simplify right side
    452,921,350.50x = 981,335,791,987,059,456
  5. Step 5: Solve for x
    x = 981,335,791,987,059,456/452,921,350.50
  6. Step 6: Final answer
    x = 2,166,680,353.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.