Home / 104,107,469.40-143,668,321.38-57,700,719.36

Finding the Fourth Proportional to 104,107,469.40, 143,668,321.38 and 57,700,719.36

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Solution

The fourth proportional to 104,107,469.40, 143,668,321.38 and 57,700,719.36 is: 79,627,000.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,107,469.40 : 143,668,321.38 = 57,700,719.36 : x
  2. Step 2: Convert to fraction form
    104,107,469.40/143,668,321.38 = 57,700,719.36/x
  3. Step 3: Cross multiply
    104,107,469.40x = 143,668,321.38 × 57,700,719.36
  4. Step 4: Simplify right side
    104,107,469.40x = 8,289,765,492,869,668
  5. Step 5: Solve for x
    x = 8,289,765,492,869,668/104,107,469.40
  6. Step 6: Final answer
    x = 79,627,000.26

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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.