Home / 503,213,169.15-754,567,167.47-293,191,835.78

Finding the Fourth Proportional to 503,213,169.15, 754,567,167.47 and 293,191,835.78

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Solution

The fourth proportional to 503,213,169.15, 754,567,167.47 and 293,191,835.78 is: 439,640,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,213,169.15 : 754,567,167.47 = 293,191,835.78 : x
  2. Step 2: Convert to fraction form
    503,213,169.15/754,567,167.47 = 293,191,835.78/x
  3. Step 3: Cross multiply
    503,213,169.15x = 754,567,167.47 × 293,191,835.78
  4. Step 4: Simplify right side
    503,213,169.15x = 221,232,933,052,463,392
  5. Step 5: Solve for x
    x = 221,232,933,052,463,392/503,213,169.15
  6. Step 6: Final answer
    x = 439,640,586.96

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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.