Home / 77,183,183.73-115,750,195.34-25,355,756.16

Finding the Fourth Proportional to 77,183,183.73, 115,750,195.34 and 25,355,756.16

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Solution

The fourth proportional to 77,183,183.73, 115,750,195.34 and 25,355,756.16 is: 38,025,559.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,183,183.73 : 115,750,195.34 = 25,355,756.16 : x
  2. Step 2: Convert to fraction form
    77,183,183.73/115,750,195.34 = 25,355,756.16/x
  3. Step 3: Cross multiply
    77,183,183.73x = 115,750,195.34 × 25,355,756.16
  4. Step 4: Simplify right side
    77,183,183.73x = 2,934,933,728,386,629.50
  5. Step 5: Solve for x
    x = 2,934,933,728,386,629.50/77,183,183.73
  6. Step 6: Final answer
    x = 38,025,559.28

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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.