Home / 185,413,940.26-255,884,170.28-122,580,871.22

Finding the Fourth Proportional to 185,413,940.26, 255,884,170.28 and 122,580,871.22

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Solution

The fourth proportional to 185,413,940.26, 255,884,170.28 and 122,580,871.22 is: 169,170,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,413,940.26 : 255,884,170.28 = 122,580,871.22 : x
  2. Step 2: Convert to fraction form
    185,413,940.26/255,884,170.28 = 122,580,871.22/x
  3. Step 3: Cross multiply
    185,413,940.26x = 255,884,170.28 × 122,580,871.22
  4. Step 4: Simplify right side
    185,413,940.26x = 31,366,504,524,329,232
  5. Step 5: Solve for x
    x = 31,366,504,524,329,232/185,413,940.26
  6. Step 6: Final answer
    x = 169,170,152.36

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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.