Home / 259,137,715.89-355,706,504.87-229,111,299.39

Finding the Fourth Proportional to 259,137,715.89, 355,706,504.87 and 229,111,299.39

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Solution

The fourth proportional to 259,137,715.89, 355,706,504.87 and 229,111,299.39 is: 314,490,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,137,715.89 : 355,706,504.87 = 229,111,299.39 : x
  2. Step 2: Convert to fraction form
    259,137,715.89/355,706,504.87 = 229,111,299.39/x
  3. Step 3: Cross multiply
    259,137,715.89x = 355,706,504.87 × 229,111,299.39
  4. Step 4: Simplify right side
    259,137,715.89x = 81,496,379,534,365,392
  5. Step 5: Solve for x
    x = 81,496,379,534,365,392/259,137,715.89
  6. Step 6: Final answer
    x = 314,490,614.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.