Home / 436,456,917.14-654,877,155.35-229,147,156.58

Finding the Fourth Proportional to 436,456,917.14, 654,877,155.35 and 229,147,156.58

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Solution

The fourth proportional to 436,456,917.14, 654,877,155.35 and 229,147,156.58 is: 343,821,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,456,917.14 : 654,877,155.35 = 229,147,156.58 : x
  2. Step 2: Convert to fraction form
    436,456,917.14/654,877,155.35 = 229,147,156.58/x
  3. Step 3: Cross multiply
    436,456,917.14x = 654,877,155.35 × 229,147,156.58
  4. Step 4: Simplify right side
    436,456,917.14x = 150,063,238,054,949,888
  5. Step 5: Solve for x
    x = 150,063,238,054,949,888/436,456,917.14
  6. Step 6: Final answer
    x = 343,821,422.38

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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.