Home / 76,319,145.78-114,464,116.34-29,632,632.57

Finding the Fourth Proportional to 76,319,145.78, 114,464,116.34 and 29,632,632.57

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Solution

The fourth proportional to 76,319,145.78, 114,464,116.34 and 29,632,632.57 is: 44,443,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,319,145.78 : 114,464,116.34 = 29,632,632.57 : x
  2. Step 2: Convert to fraction form
    76,319,145.78/114,464,116.34 = 29,632,632.57/x
  3. Step 3: Cross multiply
    76,319,145.78x = 114,464,116.34 × 29,632,632.57
  4. Step 4: Simplify right side
    76,319,145.78x = 3,391,873,101,915,912.50
  5. Step 5: Solve for x
    x = 3,391,873,101,915,912.50/76,319,145.78
  6. Step 6: Final answer
    x = 44,443,279.17

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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.