Home / 171,274,303.86-236,358,771.57-92,957,859.78

Finding the Fourth Proportional to 171,274,303.86, 236,358,771.57 and 92,957,859.78

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Solution

The fourth proportional to 171,274,303.86, 236,358,771.57 and 92,957,859.78 is: 128,281,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,274,303.86 : 236,358,771.57 = 92,957,859.78 : x
  2. Step 2: Convert to fraction form
    171,274,303.86/236,358,771.57 = 92,957,859.78/x
  3. Step 3: Cross multiply
    171,274,303.86x = 236,358,771.57 × 92,957,859.78
  4. Step 4: Simplify right side
    171,274,303.86x = 21,971,405,545,377,112
  5. Step 5: Solve for x
    x = 21,971,405,545,377,112/171,274,303.86
  6. Step 6: Final answer
    x = 128,281,972.54

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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.