Home / 77,703,801.78-116,498,241.92-46,991,553.26

Finding the Fourth Proportional to 77,703,801.78, 116,498,241.92 and 46,991,553.26

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Solution

The fourth proportional to 77,703,801.78, 116,498,241.92 and 46,991,553.26 is: 70,452,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,703,801.78 : 116,498,241.92 = 46,991,553.26 : x
  2. Step 2: Convert to fraction form
    77,703,801.78/116,498,241.92 = 46,991,553.26/x
  3. Step 3: Cross multiply
    77,703,801.78x = 116,498,241.92 × 46,991,553.26
  4. Step 4: Simplify right side
    77,703,801.78x = 5,474,433,339,880,045
  5. Step 5: Solve for x
    x = 5,474,433,339,880,045/77,703,801.78
  6. Step 6: Final answer
    x = 70,452,580.37

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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.