Home / 524,056,236.38-785,670,162.74-261,606,091.43

Finding the Fourth Proportional to 524,056,236.38, 785,670,162.74 and 261,606,091.43

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Solution

The fourth proportional to 524,056,236.38, 785,670,162.74 and 261,606,091.43 is: 392,202,374.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,056,236.38 : 785,670,162.74 = 261,606,091.43 : x
  2. Step 2: Convert to fraction form
    524,056,236.38/785,670,162.74 = 261,606,091.43/x
  3. Step 3: Cross multiply
    524,056,236.38x = 785,670,162.74 × 261,606,091.43
  4. Step 4: Simplify right side
    524,056,236.38x = 205,536,100,429,191,808
  5. Step 5: Solve for x
    x = 205,536,100,429,191,808/524,056,236.38
  6. Step 6: Final answer
    x = 392,202,374.79

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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.