Home / 90,824,747.76-136,255,097.32-33,317,521.20

Finding the Fourth Proportional to 90,824,747.76, 136,255,097.32 and 33,317,521.20

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Solution

The fourth proportional to 90,824,747.76, 136,255,097.32 and 33,317,521.20 is: 49,982,875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,824,747.76 : 136,255,097.32 = 33,317,521.20 : x
  2. Step 2: Convert to fraction form
    90,824,747.76/136,255,097.32 = 33,317,521.20/x
  3. Step 3: Cross multiply
    90,824,747.76x = 136,255,097.32 × 33,317,521.20
  4. Step 4: Simplify right side
    90,824,747.76x = 4,539,682,093,567,163
  5. Step 5: Solve for x
    x = 4,539,682,093,567,163/90,824,747.76
  6. Step 6: Final answer
    x = 49,982,875.87

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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.