Home / 200,979,055,081.76-301,557,607,984.24-105,342,345,420.80

Finding the Fourth Proportional to 200,979,055,081.76, 301,557,607,984.24 and 105,342,345,420.80

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Solution

The fourth proportional to 200,979,055,081.76, 301,557,607,984.24 and 105,342,345,420.80 is: 158,060,180,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,979,055,081.76 : 301,557,607,984.24 = 105,342,345,420.80 : x
  2. Step 2: Convert to fraction form
    200,979,055,081.76/301,557,607,984.24 = 105,342,345,420.80/x
  3. Step 3: Cross multiply
    200,979,055,081.76x = 301,557,607,984.24 × 105,342,345,420.80
  4. Step 4: Simplify right side
    200,979,055,081.76x = 31,766,785,704,546,006,990,848
  5. Step 5: Solve for x
    x = 31,766,785,704,546,006,990,848/200,979,055,081.76
  6. Step 6: Final answer
    x = 158,060,180,408.47

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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.