Home / 1,772,928,043.20-2,659,392,064.80-480,463,531.20

Finding the Fourth Proportional to 1,772,928,043.20, 2,659,392,064.80 and 480,463,531.20

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Solution

The fourth proportional to 1,772,928,043.20, 2,659,392,064.80 and 480,463,531.20 is: 720,695,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,043.20 : 2,659,392,064.80 = 480,463,531.20 : x
  2. Step 2: Convert to fraction form
    1,772,928,043.20/2,659,392,064.80 = 480,463,531.20/x
  3. Step 3: Cross multiply
    1,772,928,043.20x = 2,659,392,064.80 × 480,463,531.20
  4. Step 4: Simplify right side
    1,772,928,043.20x = 1,277,740,902,299,067,392
  5. Step 5: Solve for x
    x = 1,277,740,902,299,067,392/1,772,928,043.20
  6. Step 6: Final answer
    x = 720,695,296.80

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Double scale
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Similar ratio
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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.