Home / 131,333,255.52-181,239,932.34-71,794,810.59

Finding the Fourth Proportional to 131,333,255.52, 181,239,932.34 and 71,794,810.59

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Solution

The fourth proportional to 131,333,255.52, 181,239,932.34 and 71,794,810.59 is: 99,076,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,333,255.52 : 181,239,932.34 = 71,794,810.59 : x
  2. Step 2: Convert to fraction form
    131,333,255.52/181,239,932.34 = 71,794,810.59/x
  3. Step 3: Cross multiply
    131,333,255.52x = 181,239,932.34 × 71,794,810.59
  4. Step 4: Simplify right side
    131,333,255.52x = 13,012,086,613,694,716
  5. Step 5: Solve for x
    x = 13,012,086,613,694,716/131,333,255.52
  6. Step 6: Final answer
    x = 99,076,860.33

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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.