Home / 171,101,460.21-236,120,078.02-92,784,992.94

Finding the Fourth Proportional to 171,101,460.21, 236,120,078.02 and 92,784,992.94

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Solution

The fourth proportional to 171,101,460.21, 236,120,078.02 and 92,784,992.94 is: 128,043,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,101,460.21 : 236,120,078.02 = 92,784,992.94 : x
  2. Step 2: Convert to fraction form
    171,101,460.21/236,120,078.02 = 92,784,992.94/x
  3. Step 3: Cross multiply
    171,101,460.21x = 236,120,078.02 × 92,784,992.94
  4. Step 4: Simplify right side
    171,101,460.21x = 21,908,399,772,077,948
  5. Step 5: Solve for x
    x = 21,908,399,772,077,948/171,101,460.21
  6. Step 6: Final answer
    x = 128,043,324.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.