Home / 234,189,676.02-323,188,838.28-129,757,976.58

Finding the Fourth Proportional to 234,189,676.02, 323,188,838.28 and 129,757,976.58

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Solution

The fourth proportional to 234,189,676.02, 323,188,838.28 and 129,757,976.58 is: 179,069,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,189,676.02 : 323,188,838.28 = 129,757,976.58 : x
  2. Step 2: Convert to fraction form
    234,189,676.02/323,188,838.28 = 129,757,976.58/x
  3. Step 3: Cross multiply
    234,189,676.02x = 323,188,838.28 × 129,757,976.58
  4. Step 4: Simplify right side
    234,189,676.02x = 41,936,329,708,453,640
  5. Step 5: Solve for x
    x = 41,936,329,708,453,640/234,189,676.02
  6. Step 6: Final answer
    x = 179,069,933.49

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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.