Home / 3,781,724,691.50-5,673,352,347.82-1,328,252,913.26

Finding the Fourth Proportional to 3,781,724,691.50, 5,673,352,347.82 and 1,328,252,913.26

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Solution

The fourth proportional to 3,781,724,691.50, 5,673,352,347.82 and 1,328,252,913.26 is: 1,992,648,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,724,691.50 : 5,673,352,347.82 = 1,328,252,913.26 : x
  2. Step 2: Convert to fraction form
    3,781,724,691.50/5,673,352,347.82 = 1,328,252,913.26/x
  3. Step 3: Cross multiply
    3,781,724,691.50x = 5,673,352,347.82 × 1,328,252,913.26
  4. Step 4: Simplify right side
    3,781,724,691.50x = 7,535,646,783,942,375,424
  5. Step 5: Solve for x
    x = 7,535,646,783,942,375,424/3,781,724,691.50
  6. Step 6: Final answer
    x = 1,992,648,169.47

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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.