Home / 101,143,236.68-139,577,667.11-54,733,491.06

Finding the Fourth Proportional to 101,143,236.68, 139,577,667.11 and 54,733,491.06

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Solution

The fourth proportional to 101,143,236.68, 139,577,667.11 and 54,733,491.06 is: 75,532,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,236.68 : 139,577,667.11 = 54,733,491.06 : x
  2. Step 2: Convert to fraction form
    101,143,236.68/139,577,667.11 = 54,733,491.06/x
  3. Step 3: Cross multiply
    101,143,236.68x = 139,577,667.11 × 54,733,491.06
  4. Step 4: Simplify right side
    101,143,236.68x = 7,639,572,994,667,173
  5. Step 5: Solve for x
    x = 7,639,572,994,667,173/101,143,236.68
  6. Step 6: Final answer
    x = 75,532,217.93

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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.