Home / 743,800,693.90-1,115,356,273.39-277,336,872

Finding the Fourth Proportional to 743,800,693.90, 1,115,356,273.39 and 277,336,872

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Solution

The fourth proportional to 743,800,693.90, 1,115,356,273.39 and 277,336,872 is: 415,876,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,800,693.90 : 1,115,356,273.39 = 277,336,872 : x
  2. Step 2: Convert to fraction form
    743,800,693.90/1,115,356,273.39 = 277,336,872/x
  3. Step 3: Cross multiply
    743,800,693.90x = 1,115,356,273.39 × 277,336,872
  4. Step 4: Simplify right side
    743,800,693.90x = 309,329,420,026,339,200
  5. Step 5: Solve for x
    x = 309,329,420,026,339,200/743,800,693.90
  6. Step 6: Final answer
    x = 415,876,756.45

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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.