Home / 331,584,077.20-497,376,115.80-188,256,845.20

Finding the Fourth Proportional to 331,584,077.20, 497,376,115.80 and 188,256,845.20

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Solution

The fourth proportional to 331,584,077.20, 497,376,115.80 and 188,256,845.20 is: 282,385,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,584,077.20 : 497,376,115.80 = 188,256,845.20 : x
  2. Step 2: Convert to fraction form
    331,584,077.20/497,376,115.80 = 188,256,845.20/x
  3. Step 3: Cross multiply
    331,584,077.20x = 497,376,115.80 × 188,256,845.20
  4. Step 4: Simplify right side
    331,584,077.20x = 93,634,458,438,337,872
  5. Step 5: Solve for x
    x = 93,634,458,438,337,872/331,584,077.20
  6. Step 6: Final answer
    x = 282,385,267.80

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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.