Home / 1,979,367,986,523.70-2,967,449,752,455.80-618,824,372,743.86

Finding the Fourth Proportional to 1,979,367,986,523.70, 2,967,449,752,455.80 and 618,824,372,743.86

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Solution

The fourth proportional to 1,979,367,986,523.70, 2,967,449,752,455.80 and 618,824,372,743.86 is: 927,735,643,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,367,986,523.70 : 2,967,449,752,455.80 = 618,824,372,743.86 : x
  2. Step 2: Convert to fraction form
    1,979,367,986,523.70/2,967,449,752,455.80 = 618,824,372,743.86/x
  3. Step 3: Cross multiply
    1,979,367,986,523.70x = 2,967,449,752,455.80 × 618,824,372,743.86
  4. Step 4: Simplify right side
    1,979,367,986,523.70x = 1,836,330,231,712,382,980,194,304
  5. Step 5: Solve for x
    x = 1,836,330,231,712,382,980,194,304/1,979,367,986,523.70
  6. Step 6: Final answer
    x = 927,735,643,000.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.