Home / 436,456,967.76-654,877,231.29-229,147,207.20

Finding the Fourth Proportional to 436,456,967.76, 654,877,231.29 and 229,147,207.20

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Solution

The fourth proportional to 436,456,967.76, 654,877,231.29 and 229,147,207.20 is: 343,821,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,456,967.76 : 654,877,231.29 = 229,147,207.20 : x
  2. Step 2: Convert to fraction form
    436,456,967.76/654,877,231.29 = 229,147,207.20/x
  3. Step 3: Cross multiply
    436,456,967.76x = 654,877,231.29 × 229,147,207.20
  4. Step 4: Simplify right side
    436,456,967.76x = 150,063,288,608,971,936
  5. Step 5: Solve for x
    x = 150,063,288,608,971,936/436,456,967.76
  6. Step 6: Final answer
    x = 343,821,498.32

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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.