Home / 206,473,323.78-284,940,710.69-112,382,924.90

Finding the Fourth Proportional to 206,473,323.78, 284,940,710.69 and 112,382,924.90

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Solution

The fourth proportional to 206,473,323.78, 284,940,710.69 and 112,382,924.90 is: 155,092,531.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,473,323.78 : 284,940,710.69 = 112,382,924.90 : x
  2. Step 2: Convert to fraction form
    206,473,323.78/284,940,710.69 = 112,382,924.90/x
  3. Step 3: Cross multiply
    206,473,323.78x = 284,940,710.69 × 112,382,924.90
  4. Step 4: Simplify right side
    206,473,323.78x = 32,022,470,488,440,280
  5. Step 5: Solve for x
    x = 32,022,470,488,440,280/206,473,323.78
  6. Step 6: Final answer
    x = 155,092,531.58

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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.