Home / 986,314,371.37-1,479,286,591.53-494,895,694.93

Finding the Fourth Proportional to 986,314,371.37, 1,479,286,591.53 and 494,895,694.93

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Solution

The fourth proportional to 986,314,371.37, 1,479,286,591.53 and 494,895,694.93 is: 742,250,733.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,314,371.37 : 1,479,286,591.53 = 494,895,694.93 : x
  2. Step 2: Convert to fraction form
    986,314,371.37/1,479,286,591.53 = 494,895,694.93/x
  3. Step 3: Cross multiply
    986,314,371.37x = 1,479,286,591.53 × 494,895,694.93
  4. Step 4: Simplify right side
    986,314,371.37x = 732,092,565,715,870,336
  5. Step 5: Solve for x
    x = 732,092,565,715,870,336/986,314,371.37
  6. Step 6: Final answer
    x = 742,250,733.61

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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.