Home / 1,035,332,846.76-1,428,794,585.74-612,309,132.27

Finding the Fourth Proportional to 1,035,332,846.76, 1,428,794,585.74 and 612,309,132.27

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Solution

The fourth proportional to 1,035,332,846.76, 1,428,794,585.74 and 612,309,132.27 is: 845,007,454.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,332,846.76 : 1,428,794,585.74 = 612,309,132.27 : x
  2. Step 2: Convert to fraction form
    1,035,332,846.76/1,428,794,585.74 = 612,309,132.27/x
  3. Step 3: Cross multiply
    1,035,332,846.76x = 1,428,794,585.74 × 612,309,132.27
  4. Step 4: Simplify right side
    1,035,332,846.76x = 874,863,972,979,389,568
  5. Step 5: Solve for x
    x = 874,863,972,979,389,568/1,035,332,846.76
  6. Step 6: Final answer
    x = 845,007,454.09

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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.