Home / 69,293,182,485.96-103,923,131,349.06-31,992,335,443.08

Finding the Fourth Proportional to 69,293,182,485.96, 103,923,131,349.06 and 31,992,335,443.08

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Solution

The fourth proportional to 69,293,182,485.96, 103,923,131,349.06 and 31,992,335,443.08 is: 47,980,819,456.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,293,182,485.96 : 103,923,131,349.06 = 31,992,335,443.08 : x
  2. Step 2: Convert to fraction form
    69,293,182,485.96/103,923,131,349.06 = 31,992,335,443.08/x
  3. Step 3: Cross multiply
    69,293,182,485.96x = 103,923,131,349.06 × 31,992,335,443.08
  4. Step 4: Simplify right side
    69,293,182,485.96x = 3,324,743,678,414,390,558,720
  5. Step 5: Solve for x
    x = 3,324,743,678,414,390,558,720/69,293,182,485.96
  6. Step 6: Final answer
    x = 47,980,819,456.34

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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.