Home / 90,824,744.76-136,255,092.82-33,317,518.20

Finding the Fourth Proportional to 90,824,744.76, 136,255,092.82 and 33,317,518.20

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Solution

The fourth proportional to 90,824,744.76, 136,255,092.82 and 33,317,518.20 is: 49,982,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,824,744.76 : 136,255,092.82 = 33,317,518.20 : x
  2. Step 2: Convert to fraction form
    90,824,744.76/136,255,092.82 = 33,317,518.20/x
  3. Step 3: Cross multiply
    90,824,744.76x = 136,255,092.82 × 33,317,518.20
  4. Step 4: Simplify right side
    90,824,744.76x = 4,539,681,534,873,039
  5. Step 5: Solve for x
    x = 4,539,681,534,873,039/90,824,744.76
  6. Step 6: Final answer
    x = 49,982,871.37

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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.