Home / 1,434,662,409,331.50-1,979,843,078,542.20-784,342,394,190.07

Finding the Fourth Proportional to 1,434,662,409,331.50, 1,979,843,078,542.20 and 784,342,394,190.07

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Solution

The fourth proportional to 1,434,662,409,331.50, 1,979,843,078,542.20 and 784,342,394,190.07 is: 1,082,397,399,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,662,409,331.50 : 1,979,843,078,542.20 = 784,342,394,190.07 : x
  2. Step 2: Convert to fraction form
    1,434,662,409,331.50/1,979,843,078,542.20 = 784,342,394,190.07/x
  3. Step 3: Cross multiply
    1,434,662,409,331.50x = 1,979,843,078,542.20 × 784,342,394,190.07
  4. Step 4: Simplify right side
    1,434,662,409,331.50x = 1,552,874,860,344,427,918,917,632
  5. Step 5: Solve for x
    x = 1,552,874,860,344,427,918,917,632/1,434,662,409,331.50
  6. Step 6: Final answer
    x = 1,082,397,399,028.54

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.