Home / 339,006,724.80-508,511,801.44-105,817,889.44

Finding the Fourth Proportional to 339,006,724.80, 508,511,801.44 and 105,817,889.44

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Solution

The fourth proportional to 339,006,724.80, 508,511,801.44 and 105,817,889.44 is: 158,727,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,006,724.80 : 508,511,801.44 = 105,817,889.44 : x
  2. Step 2: Convert to fraction form
    339,006,724.80/508,511,801.44 = 105,817,889.44/x
  3. Step 3: Cross multiply
    339,006,724.80x = 508,511,801.44 × 105,817,889.44
  4. Step 4: Simplify right side
    339,006,724.80x = 53,809,645,583,713,152
  5. Step 5: Solve for x
    x = 53,809,645,583,713,152/339,006,724.80
  6. Step 6: Final answer
    x = 158,727,369.24

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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.