Home / 188,964,289.76-283,446,438.28-45,357,121.76

Finding the Fourth Proportional to 188,964,289.76, 283,446,438.28 and 45,357,121.76

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Solution

The fourth proportional to 188,964,289.76, 283,446,438.28 and 45,357,121.76 is: 68,035,683.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,964,289.76 : 283,446,438.28 = 45,357,121.76 : x
  2. Step 2: Convert to fraction form
    188,964,289.76/283,446,438.28 = 45,357,121.76/x
  3. Step 3: Cross multiply
    188,964,289.76x = 283,446,438.28 × 45,357,121.76
  4. Step 4: Simplify right side
    188,964,289.76x = 12,856,314,613,504,284
  5. Step 5: Solve for x
    x = 12,856,314,613,504,284/188,964,289.76
  6. Step 6: Final answer
    x = 68,035,683.51

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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.