Home / 1,498,722,589.33-2,068,261,669.44-820,528,232.29

Finding the Fourth Proportional to 1,498,722,589.33, 2,068,261,669.44 and 820,528,232.29

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Solution

The fourth proportional to 1,498,722,589.33, 2,068,261,669.44 and 820,528,232.29 is: 1,132,342,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,722,589.33 : 2,068,261,669.44 = 820,528,232.29 : x
  2. Step 2: Convert to fraction form
    1,498,722,589.33/2,068,261,669.44 = 820,528,232.29/x
  3. Step 3: Cross multiply
    1,498,722,589.33x = 2,068,261,669.44 × 820,528,232.29
  4. Step 4: Simplify right side
    1,498,722,589.33x = 1,697,067,091,538,767,360
  5. Step 5: Solve for x
    x = 1,697,067,091,538,767,360/1,498,722,589.33
  6. Step 6: Final answer
    x = 1,132,342,371.84

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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.