Home / 69,130,229,542.62-95,415,063,991.72-42,027,744,934.42

Finding the Fourth Proportional to 69,130,229,542.62, 95,415,063,991.72 and 42,027,744,934.42

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Solution

The fourth proportional to 69,130,229,542.62, 95,415,063,991.72 and 42,027,744,934.42 is: 58,007,618,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,130,229,542.62 : 95,415,063,991.72 = 42,027,744,934.42 : x
  2. Step 2: Convert to fraction form
    69,130,229,542.62/95,415,063,991.72 = 42,027,744,934.42/x
  3. Step 3: Cross multiply
    69,130,229,542.62x = 95,415,063,991.72 × 42,027,744,934.42
  4. Step 4: Simplify right side
    69,130,229,542.62x = 4,010,079,972,345,370,378,240
  5. Step 5: Solve for x
    x = 4,010,079,972,345,370,378,240/69,130,229,542.62
  6. Step 6: Final answer
    x = 58,007,618,358.52

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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.