Home / 339,975,830.20-508,788,014.10-203,758,972.60

Finding the Fourth Proportional to 339,975,830.20, 508,788,014.10 and 203,758,972.60

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Solution

The fourth proportional to 339,975,830.20, 508,788,014.10 and 203,758,972.60 is: 304,933,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,975,830.20 : 508,788,014.10 = 203,758,972.60 : x
  2. Step 2: Convert to fraction form
    339,975,830.20/508,788,014.10 = 203,758,972.60/x
  3. Step 3: Cross multiply
    339,975,830.20x = 508,788,014.10 × 203,758,972.60
  4. Step 4: Simplify right side
    339,975,830.20x = 103,670,123,024,210,320
  5. Step 5: Solve for x
    x = 103,670,123,024,210,320/339,975,830.20
  6. Step 6: Final answer
    x = 304,933,803.57

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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.