Home / 254,452,075.92-381,324,996.06-115,939,175.82

Finding the Fourth Proportional to 254,452,075.92, 381,324,996.06 and 115,939,175.82

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Solution

The fourth proportional to 254,452,075.92, 381,324,996.06 and 115,939,175.82 is: 173,747,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,452,075.92 : 381,324,996.06 = 115,939,175.82 : x
  2. Step 2: Convert to fraction form
    254,452,075.92/381,324,996.06 = 115,939,175.82/x
  3. Step 3: Cross multiply
    254,452,075.92x = 381,324,996.06 × 115,939,175.82
  4. Step 4: Simplify right side
    254,452,075.92x = 44,210,505,762,761,144
  5. Step 5: Solve for x
    x = 44,210,505,762,761,144/254,452,075.92
  6. Step 6: Final answer
    x = 173,747,868.25

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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.