Home / 259,228,525,399.20-388,231,258,575.60-160,160,742,640.80

Finding the Fourth Proportional to 259,228,525,399.20, 388,231,258,575.60 and 160,160,742,640.80

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Solution

The fourth proportional to 259,228,525,399.20, 388,231,258,575.60 and 160,160,742,640.80 is: 239,863,288,942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,228,525,399.20 : 388,231,258,575.60 = 160,160,742,640.80 : x
  2. Step 2: Convert to fraction form
    259,228,525,399.20/388,231,258,575.60 = 160,160,742,640.80/x
  3. Step 3: Cross multiply
    259,228,525,399.20x = 388,231,258,575.60 × 160,160,742,640.80
  4. Step 4: Simplify right side
    259,228,525,399.20x = 62,179,406,689,840,543,039,488
  5. Step 5: Solve for x
    x = 62,179,406,689,840,543,039,488/259,228,525,399.20
  6. Step 6: Final answer
    x = 239,863,288,942.01

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1.5x scale

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.