Home / 50,343,987,572.12-69,474,709,649.94-27,788,855,234.60

Finding the Fourth Proportional to 50,343,987,572.12, 69,474,709,649.94 and 27,788,855,234.60

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Solution

The fourth proportional to 50,343,987,572.12, 69,474,709,649.94 and 27,788,855,234.60 is: 38,348,623,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,343,987,572.12 : 69,474,709,649.94 = 27,788,855,234.60 : x
  2. Step 2: Convert to fraction form
    50,343,987,572.12/69,474,709,649.94 = 27,788,855,234.60/x
  3. Step 3: Cross multiply
    50,343,987,572.12x = 69,474,709,649.94 × 27,788,855,234.60
  4. Step 4: Simplify right side
    50,343,987,572.12x = 1,930,622,648,928,050,348,032
  5. Step 5: Solve for x
    x = 1,930,622,648,928,050,348,032/50,343,987,572.12
  6. Step 6: Final answer
    x = 38,348,623,977.44

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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.