Home / 339,946,218.30-509,919,327.45-236,634,087.90

Finding the Fourth Proportional to 339,946,218.30, 509,919,327.45 and 236,634,087.90

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Solution

The fourth proportional to 339,946,218.30, 509,919,327.45 and 236,634,087.90 is: 354,951,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,946,218.30 : 509,919,327.45 = 236,634,087.90 : x
  2. Step 2: Convert to fraction form
    339,946,218.30/509,919,327.45 = 236,634,087.90/x
  3. Step 3: Cross multiply
    339,946,218.30x = 509,919,327.45 × 236,634,087.90
  4. Step 4: Simplify right side
    339,946,218.30x = 120,664,294,953,712,176
  5. Step 5: Solve for x
    x = 120,664,294,953,712,176/339,946,218.30
  6. Step 6: Final answer
    x = 354,951,131.85

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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.