Home / 794,828,078.54-1,096,675,119.15-668,150,381.87

Finding the Fourth Proportional to 794,828,078.54, 1,096,675,119.15 and 668,150,381.87

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Solution

The fourth proportional to 794,828,078.54, 1,096,675,119.15 and 668,150,381.87 is: 921,889,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,828,078.54 : 1,096,675,119.15 = 668,150,381.87 : x
  2. Step 2: Convert to fraction form
    794,828,078.54/1,096,675,119.15 = 668,150,381.87/x
  3. Step 3: Cross multiply
    794,828,078.54x = 1,096,675,119.15 × 668,150,381.87
  4. Step 4: Simplify right side
    794,828,078.54x = 732,743,899,647,400,320
  5. Step 5: Solve for x
    x = 732,743,899,647,400,320/794,828,078.54
  6. Step 6: Final answer
    x = 921,889,801.62

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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.