Home / 339,006,709.86-508,511,778.93-105,817,874.50

Finding the Fourth Proportional to 339,006,709.86, 508,511,778.93 and 105,817,874.50

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Solution

The fourth proportional to 339,006,709.86, 508,511,778.93 and 105,817,874.50 is: 158,727,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,006,709.86 : 508,511,778.93 = 105,817,874.50 : x
  2. Step 2: Convert to fraction form
    339,006,709.86/508,511,778.93 = 105,817,874.50/x
  3. Step 3: Cross multiply
    339,006,709.86x = 508,511,778.93 × 105,817,874.50
  4. Step 4: Simplify right side
    339,006,709.86x = 53,809,635,604,586,488
  5. Step 5: Solve for x
    x = 53,809,635,604,586,488/339,006,709.86
  6. Step 6: Final answer
    x = 158,727,346.80

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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.