Home / 50,809,121,296.58-76,222,364,719.86-20,947,128,344.52

Finding the Fourth Proportional to 50,809,121,296.58, 76,222,364,719.86 and 20,947,128,344.52

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Solution

The fourth proportional to 50,809,121,296.58, 76,222,364,719.86 and 20,947,128,344.52 is: 31,424,272,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,809,121,296.58 : 76,222,364,719.86 = 20,947,128,344.52 : x
  2. Step 2: Convert to fraction form
    50,809,121,296.58/76,222,364,719.86 = 20,947,128,344.52/x
  3. Step 3: Cross multiply
    50,809,121,296.58x = 76,222,364,719.86 × 20,947,128,344.52
  4. Step 4: Simplify right side
    50,809,121,296.58x = 1,596,639,656,509,720,756,224
  5. Step 5: Solve for x
    x = 1,596,639,656,509,720,756,224/50,809,121,296.58
  6. Step 6: Final answer
    x = 31,424,272,173.30

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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.