Home / 339,510,559.39-508,903,260.40-193,630,004.89

Finding the Fourth Proportional to 339,510,559.39, 508,903,260.40 and 193,630,004.89

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Solution

The fourth proportional to 339,510,559.39, 508,903,260.40 and 193,630,004.89 is: 290,238,221.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,510,559.39 : 508,903,260.40 = 193,630,004.89 : x
  2. Step 2: Convert to fraction form
    339,510,559.39/508,903,260.40 = 193,630,004.89/x
  3. Step 3: Cross multiply
    339,510,559.39x = 508,903,260.40 × 193,630,004.89
  4. Step 4: Simplify right side
    339,510,559.39x = 98,538,940,799,788,928
  5. Step 5: Solve for x
    x = 98,538,940,799,788,928/339,510,559.39
  6. Step 6: Final answer
    x = 290,238,221.09

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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.