Home / 168,716,198.28-253,008,868.74-58,030,821.54

Finding the Fourth Proportional to 168,716,198.28, 253,008,868.74 and 58,030,821.54

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Solution

The fourth proportional to 168,716,198.28, 253,008,868.74 and 58,030,821.54 is: 87,023,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,716,198.28 : 253,008,868.74 = 58,030,821.54 : x
  2. Step 2: Convert to fraction form
    168,716,198.28/253,008,868.74 = 58,030,821.54/x
  3. Step 3: Cross multiply
    168,716,198.28x = 253,008,868.74 × 58,030,821.54
  4. Step 4: Simplify right side
    168,716,198.28x = 14,682,312,509,888,224
  5. Step 5: Solve for x
    x = 14,682,312,509,888,224/168,716,198.28
  6. Step 6: Final answer
    x = 87,023,727.77

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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.