Home / 1,093,683,817.38-1,640,387,347.70-346,706,789.57

Finding the Fourth Proportional to 1,093,683,817.38, 1,640,387,347.70 and 346,706,789.57

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Solution

The fourth proportional to 1,093,683,817.38, 1,640,387,347.70 and 346,706,789.57 is: 520,016,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,683,817.38 : 1,640,387,347.70 = 346,706,789.57 : x
  2. Step 2: Convert to fraction form
    1,093,683,817.38/1,640,387,347.70 = 346,706,789.57/x
  3. Step 3: Cross multiply
    1,093,683,817.38x = 1,640,387,347.70 × 346,706,789.57
  4. Step 4: Simplify right side
    1,093,683,817.38x = 568,733,430,962,378,816
  5. Step 5: Solve for x
    x = 568,733,430,962,378,816/1,093,683,817.38
  6. Step 6: Final answer
    x = 520,016,317.26

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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.