Home / 151,775,905.80-227,629,785.24-69,816,068.76

Finding the Fourth Proportional to 151,775,905.80, 227,629,785.24 and 69,816,068.76

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Solution

The fourth proportional to 151,775,905.80, 227,629,785.24 and 69,816,068.76 is: 104,708,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,775,905.80 : 227,629,785.24 = 69,816,068.76 : x
  2. Step 2: Convert to fraction form
    151,775,905.80/227,629,785.24 = 69,816,068.76/x
  3. Step 3: Cross multiply
    151,775,905.80x = 227,629,785.24 × 69,816,068.76
  4. Step 4: Simplify right side
    151,775,905.80x = 15,892,216,738,139,874
  5. Step 5: Solve for x
    x = 15,892,216,738,139,874/151,775,905.80
  6. Step 6: Final answer
    x = 104,708,429.54

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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.