Home / 105,075,578.68-145,004,579.77-58,667,493.22

Finding the Fourth Proportional to 105,075,578.68, 145,004,579.77 and 58,667,493.22

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Solution

The fourth proportional to 105,075,578.68, 145,004,579.77 and 58,667,493.22 is: 80,961,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,075,578.68 : 145,004,579.77 = 58,667,493.22 : x
  2. Step 2: Convert to fraction form
    105,075,578.68/145,004,579.77 = 58,667,493.22/x
  3. Step 3: Cross multiply
    105,075,578.68x = 145,004,579.77 × 58,667,493.22
  4. Step 4: Simplify right side
    105,075,578.68x = 8,507,055,200,232,086
  5. Step 5: Solve for x
    x = 8,507,055,200,232,086/105,075,578.68
  6. Step 6: Final answer
    x = 80,961,297.64

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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.