Home / 277,195,729,892.22-415,077,503,873.12-191,310,994,220.76

Finding the Fourth Proportional to 277,195,729,892.22, 415,077,503,873.12 and 191,310,994,220.76

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Solution

The fourth proportional to 277,195,729,892.22, 415,077,503,873.12 and 191,310,994,220.76 is: 286,472,269,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,195,729,892.22 : 415,077,503,873.12 = 191,310,994,220.76 : x
  2. Step 2: Convert to fraction form
    277,195,729,892.22/415,077,503,873.12 = 191,310,994,220.76/x
  3. Step 3: Cross multiply
    277,195,729,892.22x = 415,077,503,873.12 × 191,310,994,220.76
  4. Step 4: Simplify right side
    277,195,729,892.22x = 79,408,889,944,637,957,996,544
  5. Step 5: Solve for x
    x = 79,408,889,944,637,957,996,544/277,195,729,892.22
  6. Step 6: Final answer
    x = 286,472,269,884.94

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1.5x scale

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.