Home / 73,075,666-100,819,589.52-41,691,168.88

Finding the Fourth Proportional to 73,075,666, 100,819,589.52 and 41,691,168.88

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Solution

The fourth proportional to 73,075,666, 100,819,589.52 and 41,691,168.88 is: 57,519,647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,075,666 : 100,819,589.52 = 41,691,168.88 : x
  2. Step 2: Convert to fraction form
    73,075,666/100,819,589.52 = 41,691,168.88/x
  3. Step 3: Cross multiply
    73,075,666x = 100,819,589.52 × 41,691,168.88
  4. Step 4: Simplify right side
    73,075,666x = 4,203,286,533,090,598
  5. Step 5: Solve for x
    x = 4,203,286,533,090,598/73,075,666
  6. Step 6: Final answer
    x = 57,519,647.28

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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.