Home / 200,979,055,079.65-301,557,607,981.10-105,342,345,418.70

Finding the Fourth Proportional to 200,979,055,079.65, 301,557,607,981.10 and 105,342,345,418.70

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Solution

The fourth proportional to 200,979,055,079.65, 301,557,607,981.10 and 105,342,345,418.70 is: 158,060,180,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,979,055,079.65 : 301,557,607,981.10 = 105,342,345,418.70 : x
  2. Step 2: Convert to fraction form
    200,979,055,079.65/301,557,607,981.10 = 105,342,345,418.70/x
  3. Step 3: Cross multiply
    200,979,055,079.65x = 301,557,607,981.10 × 105,342,345,418.70
  4. Step 4: Simplify right side
    200,979,055,079.65x = 31,766,785,703,581,954,605,056
  5. Step 5: Solve for x
    x = 31,766,785,703,581,954,605,056/200,979,055,079.65
  6. Step 6: Final answer
    x = 158,060,180,405.33

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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.