Home / 344,945,239.89-476,022,009.45-188,312,346.87

Finding the Fourth Proportional to 344,945,239.89, 476,022,009.45 and 188,312,346.87

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Solution

The fourth proportional to 344,945,239.89, 476,022,009.45 and 188,312,346.87 is: 259,869,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,945,239.89 : 476,022,009.45 = 188,312,346.87 : x
  2. Step 2: Convert to fraction form
    344,945,239.89/476,022,009.45 = 188,312,346.87/x
  3. Step 3: Cross multiply
    344,945,239.89x = 476,022,009.45 × 188,312,346.87
  4. Step 4: Simplify right side
    344,945,239.89x = 89,640,821,761,302,816
  5. Step 5: Solve for x
    x = 89,640,821,761,302,816/344,945,239.89
  6. Step 6: Final answer
    x = 259,869,716.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.