Home / 1,729,088,801.83-2,593,791,484.31-485,510,885.68

Finding the Fourth Proportional to 1,729,088,801.83, 2,593,791,484.31 and 485,510,885.68

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Solution

The fourth proportional to 1,729,088,801.83, 2,593,791,484.31 and 485,510,885.68 is: 728,310,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,088,801.83 : 2,593,791,484.31 = 485,510,885.68 : x
  2. Step 2: Convert to fraction form
    1,729,088,801.83/2,593,791,484.31 = 485,510,885.68/x
  3. Step 3: Cross multiply
    1,729,088,801.83x = 2,593,791,484.31 × 485,510,885.68
  4. Step 4: Simplify right side
    1,729,088,801.83x = 1,259,314,000,816,589,824
  5. Step 5: Solve for x
    x = 1,259,314,000,816,589,824/1,729,088,801.83
  6. Step 6: Final answer
    x = 728,310,772.40

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Double scale
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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.