Home / 122,314,169-168,793,580.64-67,310,025.44

Finding the Fourth Proportional to 122,314,169, 168,793,580.64 and 67,310,025.44

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Solution

The fourth proportional to 122,314,169, 168,793,580.64 and 67,310,025.44 is: 92,887,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,314,169 : 168,793,580.64 = 67,310,025.44 : x
  2. Step 2: Convert to fraction form
    122,314,169/168,793,580.64 = 67,310,025.44/x
  3. Step 3: Cross multiply
    122,314,169x = 168,793,580.64 × 67,310,025.44
  4. Step 4: Simplify right side
    122,314,169x = 11,361,500,206,987,090
  5. Step 5: Solve for x
    x = 11,361,500,206,987,090/122,314,169
  6. Step 6: Final answer
    x = 92,887,850.20

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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.