Home / 277,195,551,563.50-415,077,236,243.05-191,310,815,514.78

Finding the Fourth Proportional to 277,195,551,563.50, 415,077,236,243.05 and 191,310,815,514.78

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Solution

The fourth proportional to 277,195,551,563.50, 415,077,236,243.05 and 191,310,815,514.78 is: 286,472,001,875.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,195,551,563.50 : 415,077,236,243.05 = 191,310,815,514.78 : x
  2. Step 2: Convert to fraction form
    277,195,551,563.50/415,077,236,243.05 = 191,310,815,514.78/x
  3. Step 3: Cross multiply
    277,195,551,563.50x = 415,077,236,243.05 × 191,310,815,514.78
  4. Step 4: Simplify right side
    277,195,551,563.50x = 79,408,764,567,278,892,089,344
  5. Step 5: Solve for x
    x = 79,408,764,567,278,892,089,344/277,195,551,563.50
  6. Step 6: Final answer
    x = 286,472,001,875.14

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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.