Home / 318,136,027,136.20-477,279,885,023.88-103,004,634,277.45

Finding the Fourth Proportional to 318,136,027,136.20, 477,279,885,023.88 and 103,004,634,277.45

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Solution

The fourth proportional to 318,136,027,136.20, 477,279,885,023.88 and 103,004,634,277.45 is: 154,531,507,944.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,136,027,136.20 : 477,279,885,023.88 = 103,004,634,277.45 : x
  2. Step 2: Convert to fraction form
    318,136,027,136.20/477,279,885,023.88 = 103,004,634,277.45/x
  3. Step 3: Cross multiply
    318,136,027,136.20x = 477,279,885,023.88 × 103,004,634,277.45
  4. Step 4: Simplify right side
    318,136,027,136.20x = 49,162,040,004,868,145,414,144
  5. Step 5: Solve for x
    x = 49,162,040,004,868,145,414,144/318,136,027,136.20
  6. Step 6: Final answer
    x = 154,531,507,944.62

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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.