Home / 872,807,040,976.27-1,204,299,028,642.20-487,372,081,982.45

Finding the Fourth Proportional to 872,807,040,976.27, 1,204,299,028,642.20 and 487,372,081,982.45

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Solution

The fourth proportional to 872,807,040,976.27, 1,204,299,028,642.20 and 487,372,081,982.45 is: 672,475,928,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,807,040,976.27 : 1,204,299,028,642.20 = 487,372,081,982.45 : x
  2. Step 2: Convert to fraction form
    872,807,040,976.27/1,204,299,028,642.20 = 487,372,081,982.45/x
  3. Step 3: Cross multiply
    872,807,040,976.27x = 1,204,299,028,642.20 × 487,372,081,982.45
  4. Step 4: Simplify right side
    872,807,040,976.27x = 586,941,724,918,791,178,027,008
  5. Step 5: Solve for x
    x = 586,941,724,918,791,178,027,008/872,807,040,976.27
  6. Step 6: Final answer
    x = 672,475,928,084.03

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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.