Home / 122,644,734.40-183,967,101.60-100,725,745.60

Finding the Fourth Proportional to 122,644,734.40, 183,967,101.60 and 100,725,745.60

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Solution

The fourth proportional to 122,644,734.40, 183,967,101.60 and 100,725,745.60 is: 151,088,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,644,734.40 : 183,967,101.60 = 100,725,745.60 : x
  2. Step 2: Convert to fraction form
    122,644,734.40/183,967,101.60 = 100,725,745.60/x
  3. Step 3: Cross multiply
    122,644,734.40x = 183,967,101.60 × 100,725,745.60
  4. Step 4: Simplify right side
    122,644,734.40x = 18,530,223,474,530,952
  5. Step 5: Solve for x
    x = 18,530,223,474,530,952/122,644,734.40
  6. Step 6: Final answer
    x = 151,088,618.40

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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.