Home / 151,775,917.80-227,629,803.24-69,816,080.76

Finding the Fourth Proportional to 151,775,917.80, 227,629,803.24 and 69,816,080.76

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Solution

The fourth proportional to 151,775,917.80, 227,629,803.24 and 69,816,080.76 is: 104,708,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,775,917.80 : 227,629,803.24 = 69,816,080.76 : x
  2. Step 2: Convert to fraction form
    151,775,917.80/227,629,803.24 = 69,816,080.76/x
  3. Step 3: Cross multiply
    151,775,917.80x = 227,629,803.24 × 69,816,080.76
  4. Step 4: Simplify right side
    151,775,917.80x = 15,892,220,726,386,752
  5. Step 5: Solve for x
    x = 15,892,220,726,386,752/151,775,917.80
  6. Step 6: Final answer
    x = 104,708,447.54

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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.