Home / 791,536,979.70-1,092,322,317-439,112,979.54

Finding the Fourth Proportional to 791,536,979.70, 1,092,322,317 and 439,112,979.54

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Solution

The fourth proportional to 791,536,979.70, 1,092,322,317 and 439,112,979.54 is: 605,976,624.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,536,979.70 : 1,092,322,317 = 439,112,979.54 : x
  2. Step 2: Convert to fraction form
    791,536,979.70/1,092,322,317 = 439,112,979.54/x
  3. Step 3: Cross multiply
    791,536,979.70x = 1,092,322,317 × 439,112,979.54
  4. Step 4: Simplify right side
    791,536,979.70x = 479,652,907,235,906,432
  5. Step 5: Solve for x
    x = 479,652,907,235,906,432/791,536,979.70
  6. Step 6: Final answer
    x = 605,976,624.64

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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.