Home / 352,289,659,791.72-528,218,225,875.85-136,906,716,922.94

Finding the Fourth Proportional to 352,289,659,791.72, 528,218,225,875.85 and 136,906,716,922.94

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Solution

The fourth proportional to 352,289,659,791.72, 528,218,225,875.85 and 136,906,716,922.94 is: 205,276,030,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,289,659,791.72 : 528,218,225,875.85 = 136,906,716,922.94 : x
  2. Step 2: Convert to fraction form
    352,289,659,791.72/528,218,225,875.85 = 136,906,716,922.94/x
  3. Step 3: Cross multiply
    352,289,659,791.72x = 528,218,225,875.85 × 136,906,716,922.94
  4. Step 4: Simplify right side
    352,289,659,791.72x = 72,316,623,123,522,571,468,800
  5. Step 5: Solve for x
    x = 72,316,623,123,522,571,468,800/352,289,659,791.72
  6. Step 6: Final answer
    x = 205,276,030,997.55

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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.