Home / 76,226,409.38-105,192,227.58-41,419,090.60

Finding the Fourth Proportional to 76,226,409.38, 105,192,227.58 and 41,419,090.60

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Solution

The fourth proportional to 76,226,409.38, 105,192,227.58 and 41,419,090.60 is: 57,158,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,226,409.38 : 105,192,227.58 = 41,419,090.60 : x
  2. Step 2: Convert to fraction form
    76,226,409.38/105,192,227.58 = 41,419,090.60/x
  3. Step 3: Cross multiply
    76,226,409.38x = 105,192,227.58 × 41,419,090.60
  4. Step 4: Simplify right side
    76,226,409.38x = 4,356,966,404,133,536.50
  5. Step 5: Solve for x
    x = 4,356,966,404,133,536.50/76,226,409.38
  6. Step 6: Final answer
    x = 57,158,226.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.