Home / 143,596,404.30-214,916,309.55-126,377,715.90

Finding the Fourth Proportional to 143,596,404.30, 214,916,309.55 and 126,377,715.90

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Solution

The fourth proportional to 143,596,404.30, 214,916,309.55 and 126,377,715.90 is: 189,145,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,596,404.30 : 214,916,309.55 = 126,377,715.90 : x
  2. Step 2: Convert to fraction form
    143,596,404.30/214,916,309.55 = 126,377,715.90/x
  3. Step 3: Cross multiply
    143,596,404.30x = 214,916,309.55 × 126,377,715.90
  4. Step 4: Simplify right side
    143,596,404.30x = 27,160,632,310,586,360
  5. Step 5: Solve for x
    x = 27,160,632,310,586,360/143,596,404.30
  6. Step 6: Final answer
    x = 189,145,629.68

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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.