Home / 331,409,999.94-496,552,434.66-199,976,090.40

Finding the Fourth Proportional to 331,409,999.94, 496,552,434.66 and 199,976,090.40

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Solution

The fourth proportional to 331,409,999.94, 496,552,434.66 and 199,976,090.40 is: 299,624,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,409,999.94 : 496,552,434.66 = 199,976,090.40 : x
  2. Step 2: Convert to fraction form
    331,409,999.94/496,552,434.66 = 199,976,090.40/x
  3. Step 3: Cross multiply
    331,409,999.94x = 496,552,434.66 × 199,976,090.40
  4. Step 4: Simplify right side
    331,409,999.94x = 99,298,614,561,908,256
  5. Step 5: Solve for x
    x = 99,298,614,561,908,256/331,409,999.94
  6. Step 6: Final answer
    x = 299,624,678.13

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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.