Home / 228,081,134.34-339,187,673.07-220,816,926.36

Finding the Fourth Proportional to 228,081,134.34, 339,187,673.07 and 220,816,926.36

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Solution

The fourth proportional to 228,081,134.34, 339,187,673.07 and 220,816,926.36 is: 328,384,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,081,134.34 : 339,187,673.07 = 220,816,926.36 : x
  2. Step 2: Convert to fraction form
    228,081,134.34/339,187,673.07 = 220,816,926.36/x
  3. Step 3: Cross multiply
    228,081,134.34x = 339,187,673.07 × 220,816,926.36
  4. Step 4: Simplify right side
    228,081,134.34x = 74,898,379,426,517,952
  5. Step 5: Solve for x
    x = 74,898,379,426,517,952/228,081,134.34
  6. Step 6: Final answer
    x = 328,384,807.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.