Home / 1,770,661,208.40-2,656,910,994.12-722,168,629.56

Finding the Fourth Proportional to 1,770,661,208.40, 2,656,910,994.12 and 722,168,629.56

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Solution

The fourth proportional to 1,770,661,208.40, 2,656,910,994.12 and 722,168,629.56 is: 1,083,627,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,661,208.40 : 2,656,910,994.12 = 722,168,629.56 : x
  2. Step 2: Convert to fraction form
    1,770,661,208.40/2,656,910,994.12 = 722,168,629.56/x
  3. Step 3: Cross multiply
    1,770,661,208.40x = 2,656,910,994.12 × 722,168,629.56
  4. Step 4: Simplify right side
    1,770,661,208.40x = 1,918,737,771,486,537,472
  5. Step 5: Solve for x
    x = 1,918,737,771,486,537,472/1,770,661,208.40
  6. Step 6: Final answer
    x = 1,083,627,834.84

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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.