Home / 122,540,230.80-183,810,346.20-109,147,917.60

Finding the Fourth Proportional to 122,540,230.80, 183,810,346.20 and 109,147,917.60

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Solution

The fourth proportional to 122,540,230.80, 183,810,346.20 and 109,147,917.60 is: 163,721,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,540,230.80 : 183,810,346.20 = 109,147,917.60 : x
  2. Step 2: Convert to fraction form
    122,540,230.80/183,810,346.20 = 109,147,917.60/x
  3. Step 3: Cross multiply
    122,540,230.80x = 183,810,346.20 × 109,147,917.60
  4. Step 4: Simplify right side
    122,540,230.80x = 20,062,516,521,065,072
  5. Step 5: Solve for x
    x = 20,062,516,521,065,072/122,540,230.80
  6. Step 6: Final answer
    x = 163,721,876.40

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1.5x scale

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.