Home / 72,449,340,686.74-108,723,651,791.52-25,285,814,563.94

Finding the Fourth Proportional to 72,449,340,686.74, 108,723,651,791.52 and 25,285,814,563.94

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Solution

The fourth proportional to 72,449,340,686.74, 108,723,651,791.52 and 25,285,814,563.94 is: 37,946,047,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,449,340,686.74 : 108,723,651,791.52 = 25,285,814,563.94 : x
  2. Step 2: Convert to fraction form
    72,449,340,686.74/108,723,651,791.52 = 25,285,814,563.94/x
  3. Step 3: Cross multiply
    72,449,340,686.74x = 108,723,651,791.52 × 25,285,814,563.94
  4. Step 4: Simplify right side
    72,449,340,686.74x = 2,749,166,097,914,540,326,912
  5. Step 5: Solve for x
    x = 2,749,166,097,914,540,326,912/72,449,340,686.74
  6. Step 6: Final answer
    x = 37,946,047,153.16

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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.