Home / 639,986,738,242.50-924,670,318,666.50

Finding the Third Proportional to 639,986,738,242.50 and 924,670,318,666.50

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Solution

The third proportional to 639,986,738,242.50 and 924,670,318,666.50 is: 1,335,988,930,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,986,738,242.50 : 924,670,318,666.50 = 924,670,318,666.50 : x
  2. Step 2: Convert to fraction form
    639,986,738,242.50/924,670,318,666.50 = 924,670,318,666.50/x
  3. Step 3: Cross multiply
    639,986,738,242.50x = 924,670,318,666.50 × 924,670,318,666.50
  4. Step 4: Simplify right side
    639,986,738,242.50x = 855,015,198,222,806,650,191,872
  5. Step 5: Solve for x
    x = 855,015,198,222,806,650,191,872/639,986,738,242.50
  6. Step 6: Final answer
    x = 1,335,988,930,912.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.