Home / 369,866,540.57-510,222,312.94-228,692,633.09

Finding the Fourth Proportional to 369,866,540.57, 510,222,312.94 and 228,692,633.09

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Solution

The fourth proportional to 369,866,540.57, 510,222,312.94 and 228,692,633.09 is: 315,476,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,866,540.57 : 510,222,312.94 = 228,692,633.09 : x
  2. Step 2: Convert to fraction form
    369,866,540.57/510,222,312.94 = 228,692,633.09/x
  3. Step 3: Cross multiply
    369,866,540.57x = 510,222,312.94 × 228,692,633.09
  4. Step 4: Simplify right side
    369,866,540.57x = 116,684,084,206,375,120
  5. Step 5: Solve for x
    x = 116,684,084,206,375,120/369,866,540.57
  6. Step 6: Final answer
    x = 315,476,182.37

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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.