Home / 339,975,829.20-508,788,012.60-203,758,971.60

Finding the Fourth Proportional to 339,975,829.20, 508,788,012.60 and 203,758,971.60

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Solution

The fourth proportional to 339,975,829.20, 508,788,012.60 and 203,758,971.60 is: 304,933,802.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,975,829.20 : 508,788,012.60 = 203,758,971.60 : x
  2. Step 2: Convert to fraction form
    339,975,829.20/508,788,012.60 = 203,758,971.60/x
  3. Step 3: Cross multiply
    339,975,829.20x = 508,788,012.60 × 203,758,971.60
  4. Step 4: Simplify right side
    339,975,829.20x = 103,670,122,209,783,840
  5. Step 5: Solve for x
    x = 103,670,122,209,783,840/339,975,829.20
  6. Step 6: Final answer
    x = 304,933,802.07

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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.