Home / 122,433,245.37-168,965,513.87-67,429,087.29

Finding the Fourth Proportional to 122,433,245.37, 168,965,513.87 and 67,429,087.29

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Solution

The fourth proportional to 122,433,245.37, 168,965,513.87 and 67,429,087.29 is: 93,056,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,433,245.37 : 168,965,513.87 = 67,429,087.29 : x
  2. Step 2: Convert to fraction form
    122,433,245.37/168,965,513.87 = 67,429,087.29/x
  3. Step 3: Cross multiply
    122,433,245.37x = 168,965,513.87 × 67,429,087.29
  4. Step 4: Simplify right side
    122,433,245.37x = 11,393,190,383,402,792
  5. Step 5: Solve for x
    x = 11,393,190,383,402,792/122,433,245.37
  6. Step 6: Final answer
    x = 93,056,345.51

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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.