Home / 122,364,499.80-183,546,749.70-111,216,826.20

Finding the Fourth Proportional to 122,364,499.80, 183,546,749.70 and 111,216,826.20

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Solution

The fourth proportional to 122,364,499.80, 183,546,749.70 and 111,216,826.20 is: 166,825,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364,499.80 : 183,546,749.70 = 111,216,826.20 : x
  2. Step 2: Convert to fraction form
    122,364,499.80/183,546,749.70 = 111,216,826.20/x
  3. Step 3: Cross multiply
    122,364,499.80x = 183,546,749.70 × 111,216,826.20
  4. Step 4: Simplify right side
    122,364,499.80x = 20,413,486,960,959,800
  5. Step 5: Solve for x
    x = 20,413,486,960,959,800/122,364,499.80
  6. Step 6: Final answer
    x = 166,825,239.30

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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.