Home / 144,011,993.17-215,993,645.69-40,357,360.03

Finding the Fourth Proportional to 144,011,993.17, 215,993,645.69 and 40,357,360.03

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Solution

The fourth proportional to 144,011,993.17, 215,993,645.69 and 40,357,360.03 is: 60,529,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,011,993.17 : 215,993,645.69 = 40,357,360.03 : x
  2. Step 2: Convert to fraction form
    144,011,993.17/215,993,645.69 = 40,357,360.03/x
  3. Step 3: Cross multiply
    144,011,993.17x = 215,993,645.69 × 40,357,360.03
  4. Step 4: Simplify right side
    144,011,993.17x = 8,716,933,322,223,619
  5. Step 5: Solve for x
    x = 8,716,933,322,223,619/144,011,993.17
  6. Step 6: Final answer
    x = 60,529,217.95

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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.