Home / 131,738,688.09-181,800,472.67-73,002,334.10

Finding the Fourth Proportional to 131,738,688.09, 181,800,472.67 and 73,002,334.10

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Solution

The fourth proportional to 131,738,688.09, 181,800,472.67 and 73,002,334.10 is: 100,743,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,738,688.09 : 181,800,472.67 = 73,002,334.10 : x
  2. Step 2: Convert to fraction form
    131,738,688.09/181,800,472.67 = 73,002,334.10/x
  3. Step 3: Cross multiply
    131,738,688.09x = 181,800,472.67 × 73,002,334.10
  4. Step 4: Simplify right side
    131,738,688.09x = 13,271,858,844,546,048
  5. Step 5: Solve for x
    x = 13,271,858,844,546,048/131,738,688.09
  6. Step 6: Final answer
    x = 100,743,821.25

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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.