Home / 259,228,525,165.20-388,231,258,224.60-160,160,742,406.80

Finding the Fourth Proportional to 259,228,525,165.20, 388,231,258,224.60 and 160,160,742,406.80

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Solution

The fourth proportional to 259,228,525,165.20, 388,231,258,224.60 and 160,160,742,406.80 is: 239,863,288,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,228,525,165.20 : 388,231,258,224.60 = 160,160,742,406.80 : x
  2. Step 2: Convert to fraction form
    259,228,525,165.20/388,231,258,224.60 = 160,160,742,406.80/x
  3. Step 3: Cross multiply
    259,228,525,165.20x = 388,231,258,224.60 × 160,160,742,406.80
  4. Step 4: Simplify right side
    259,228,525,165.20x = 62,179,406,542,778,002,309,120
  5. Step 5: Solve for x
    x = 62,179,406,542,778,002,309,120/259,228,525,165.20
  6. Step 6: Final answer
    x = 239,863,288,591.23

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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.