Home / 259,137,640.80-355,706,402.00-229,111,224.30

Finding the Fourth Proportional to 259,137,640.80, 355,706,402.00 and 229,111,224.30

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Solution

The fourth proportional to 259,137,640.80, 355,706,402.00 and 229,111,224.30 is: 314,490,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,137,640.80 : 355,706,402.00 = 229,111,224.30 : x
  2. Step 2: Convert to fraction form
    259,137,640.80/355,706,402.00 = 229,111,224.30/x
  3. Step 3: Cross multiply
    259,137,640.80x = 355,706,402.00 × 229,111,224.30
  4. Step 4: Simplify right side
    259,137,640.80x = 81,496,329,252,422,416
  5. Step 5: Solve for x
    x = 81,496,329,252,422,416/259,137,640.80
  6. Step 6: Final answer
    x = 314,490,511.69

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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.