Home / 153,525,183.45-230,053,441.36-91,153,675.65

Finding the Fourth Proportional to 153,525,183.45, 230,053,441.36 and 91,153,675.65

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Solution

The fourth proportional to 153,525,183.45, 230,053,441.36 and 91,153,675.65 is: 136,591,380.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,525,183.45 : 230,053,441.36 = 91,153,675.65 : x
  2. Step 2: Convert to fraction form
    153,525,183.45/230,053,441.36 = 91,153,675.65/x
  3. Step 3: Cross multiply
    153,525,183.45x = 230,053,441.36 × 91,153,675.65
  4. Step 4: Simplify right side
    153,525,183.45x = 20,970,216,775,895,736
  5. Step 5: Solve for x
    x = 20,970,216,775,895,736/153,525,183.45
  6. Step 6: Final answer
    x = 136,591,380.68

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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.