Home / 330,384,620.57-495,130,506.72-125,801,093.21

Finding the Fourth Proportional to 330,384,620.57, 495,130,506.72 and 125,801,093.21

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Solution

The fourth proportional to 330,384,620.57, 495,130,506.72 and 125,801,093.21 is: 188,531,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,384,620.57 : 495,130,506.72 = 125,801,093.21 : x
  2. Step 2: Convert to fraction form
    330,384,620.57/495,130,506.72 = 125,801,093.21/x
  3. Step 3: Cross multiply
    330,384,620.57x = 495,130,506.72 × 125,801,093.21
  4. Step 4: Simplify right side
    330,384,620.57x = 62,287,959,024,521,600
  5. Step 5: Solve for x
    x = 62,287,959,024,521,600/330,384,620.57
  6. Step 6: Final answer
    x = 188,531,654.16

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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.