Home / 7,793,607,112.78-11,691,497,319-2,409,687,362.11

Finding the Fourth Proportional to 7,793,607,112.78, 11,691,497,319 and 2,409,687,362.11

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Solution

The fourth proportional to 7,793,607,112.78, 11,691,497,319 and 2,409,687,362.11 is: 3,614,867,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793,607,112.78 : 11,691,497,319 = 2,409,687,362.11 : x
  2. Step 2: Convert to fraction form
    7,793,607,112.78/11,691,497,319 = 2,409,687,362.11/x
  3. Step 3: Cross multiply
    7,793,607,112.78x = 11,691,497,319 × 2,409,687,362.11
  4. Step 4: Simplify right side
    7,793,607,112.78x = 28,172,853,333,737,246,720
  5. Step 5: Solve for x
    x = 28,172,853,333,737,246,720/7,793,607,112.78
  6. Step 6: Final answer
    x = 3,614,867,021.91

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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.