Home / 205,135,142.30-283,114,725.90-125,797,644.01

Finding the Fourth Proportional to 205,135,142.30, 283,114,725.90 and 125,797,644.01

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Solution

The fourth proportional to 205,135,142.30, 283,114,725.90 and 125,797,644.01 is: 173,618,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,135,142.30 : 283,114,725.90 = 125,797,644.01 : x
  2. Step 2: Convert to fraction form
    205,135,142.30/283,114,725.90 = 125,797,644.01/x
  3. Step 3: Cross multiply
    205,135,142.30x = 283,114,725.90 × 125,797,644.01
  4. Step 4: Simplify right side
    205,135,142.30x = 35,615,165,502,904,004
  5. Step 5: Solve for x
    x = 35,615,165,502,904,004/205,135,142.30
  6. Step 6: Final answer
    x = 173,618,060.29

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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.