Home / 251,634,527,650.20-347,253,301,313.82-137,449,104,942.36

Finding the Fourth Proportional to 251,634,527,650.20, 347,253,301,313.82 and 137,449,104,942.36

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Solution

The fourth proportional to 251,634,527,650.20, 347,253,301,313.82 and 137,449,104,942.36 is: 189,678,482,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,634,527,650.20 : 347,253,301,313.82 = 137,449,104,942.36 : x
  2. Step 2: Convert to fraction form
    251,634,527,650.20/347,253,301,313.82 = 137,449,104,942.36/x
  3. Step 3: Cross multiply
    251,634,527,650.20x = 347,253,301,313.82 × 137,449,104,942.36
  4. Step 4: Simplify right side
    251,634,527,650.20x = 47,729,655,453,864,201,027,584
  5. Step 5: Solve for x
    x = 47,729,655,453,864,201,027,584/251,634,527,650.20
  6. Step 6: Final answer
    x = 189,678,482,915.56

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1.5x scale

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.