Home / 227,531,807.37-313,991,658.77-123,107,587.47

Finding the Fourth Proportional to 227,531,807.37, 313,991,658.77 and 123,107,587.47

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Solution

The fourth proportional to 227,531,807.37, 313,991,658.77 and 123,107,587.47 is: 169,887,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,531,807.37 : 313,991,658.77 = 123,107,587.47 : x
  2. Step 2: Convert to fraction form
    227,531,807.37/313,991,658.77 = 123,107,587.47/x
  3. Step 3: Cross multiply
    227,531,807.37x = 313,991,658.77 × 123,107,587.47
  4. Step 4: Simplify right side
    227,531,807.37x = 38,654,755,596,262,624
  5. Step 5: Solve for x
    x = 38,654,755,596,262,624/227,531,807.37
  6. Step 6: Final answer
    x = 169,887,261.23

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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.