Home / 402,246,051.54-603,043,619.07-125,755,013.94

Finding the Fourth Proportional to 402,246,051.54, 603,043,619.07 and 125,755,013.94

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Solution

The fourth proportional to 402,246,051.54, 603,043,619.07 and 125,755,013.94 is: 188,530,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,246,051.54 : 603,043,619.07 = 125,755,013.94 : x
  2. Step 2: Convert to fraction form
    402,246,051.54/603,043,619.07 = 125,755,013.94/x
  3. Step 3: Cross multiply
    402,246,051.54x = 603,043,619.07 × 125,755,013.94
  4. Step 4: Simplify right side
    402,246,051.54x = 75,835,758,722,575,904
  5. Step 5: Solve for x
    x = 75,835,758,722,575,904/402,246,051.54
  6. Step 6: Final answer
    x = 188,530,772.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.