Home / 214,225,348.82-295,610,324.07-120,143,315.22

Finding the Fourth Proportional to 214,225,348.82, 295,610,324.07 and 120,143,315.22

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Solution

The fourth proportional to 214,225,348.82, 295,610,324.07 and 120,143,315.22 is: 165,786,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,225,348.82 : 295,610,324.07 = 120,143,315.22 : x
  2. Step 2: Convert to fraction form
    214,225,348.82/295,610,324.07 = 120,143,315.22/x
  3. Step 3: Cross multiply
    214,225,348.82x = 295,610,324.07 × 120,143,315.22
  4. Step 4: Simplify right side
    214,225,348.82x = 35,515,604,347,028,364
  5. Step 5: Solve for x
    x = 35,515,604,347,028,364/214,225,348.82
  6. Step 6: Final answer
    x = 165,786,189.84

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1.5x scale

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.