Home / 185,391,529.25-256,052,644.61-122,094,819.39

Finding the Fourth Proportional to 185,391,529.25, 256,052,644.61 and 122,094,819.39

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Solution

The fourth proportional to 185,391,529.25, 256,052,644.61 and 122,094,819.39 is: 168,630,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,391,529.25 : 256,052,644.61 = 122,094,819.39 : x
  2. Step 2: Convert to fraction form
    185,391,529.25/256,052,644.61 = 122,094,819.39/x
  3. Step 3: Cross multiply
    185,391,529.25x = 256,052,644.61 × 122,094,819.39
  4. Step 4: Simplify right side
    185,391,529.25x = 31,262,701,397,225,652
  5. Step 5: Solve for x
    x = 31,262,701,397,225,652/185,391,529.25
  6. Step 6: Final answer
    x = 168,630,689.46

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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.