Home / 81,760,682.16-122,659,252.22-23,463,815.63

Finding the Fourth Proportional to 81,760,682.16, 122,659,252.22 and 23,463,815.63

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Solution

The fourth proportional to 81,760,682.16, 122,659,252.22 and 23,463,815.63 is: 35,200,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,760,682.16 : 122,659,252.22 = 23,463,815.63 : x
  2. Step 2: Convert to fraction form
    81,760,682.16/122,659,252.22 = 23,463,815.63/x
  3. Step 3: Cross multiply
    81,760,682.16x = 122,659,252.22 × 23,463,815.63
  4. Step 4: Simplify right side
    81,760,682.16x = 2,878,054,078,849,111.50
  5. Step 5: Solve for x
    x = 2,878,054,078,849,111.50/81,760,682.16
  6. Step 6: Final answer
    x = 35,200,954.82

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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.