Home / 739,050,631.93-1,108,434,667.65-221,481,072.39

Finding the Fourth Proportional to 739,050,631.93, 1,108,434,667.65 and 221,481,072.39

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Solution

The fourth proportional to 739,050,631.93, 1,108,434,667.65 and 221,481,072.39 is: 332,179,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,050,631.93 : 1,108,434,667.65 = 221,481,072.39 : x
  2. Step 2: Convert to fraction form
    739,050,631.93/1,108,434,667.65 = 221,481,072.39/x
  3. Step 3: Cross multiply
    739,050,631.93x = 1,108,434,667.65 × 221,481,072.39
  4. Step 4: Simplify right side
    739,050,631.93x = 245,497,298,865,375,232
  5. Step 5: Solve for x
    x = 245,497,298,865,375,232/739,050,631.93
  6. Step 6: Final answer
    x = 332,179,269.27

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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.