Home / 507,199,444.35-760,268,222.94-212,263,556.55

Finding the Fourth Proportional to 507,199,444.35, 760,268,222.94 and 212,263,556.55

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Solution

The fourth proportional to 507,199,444.35, 760,268,222.94 and 212,263,556.55 is: 318,173,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,199,444.35 : 760,268,222.94 = 212,263,556.55 : x
  2. Step 2: Convert to fraction form
    507,199,444.35/760,268,222.94 = 212,263,556.55/x
  3. Step 3: Cross multiply
    507,199,444.35x = 760,268,222.94 × 212,263,556.55
  4. Step 4: Simplify right side
    507,199,444.35x = 161,377,236,933,192,704
  5. Step 5: Solve for x
    x = 161,377,236,933,192,704/507,199,444.35
  6. Step 6: Final answer
    x = 318,173,134.32

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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.