Home / 1,519,389,619.35-2,279,084,429.03-1,274,501,606.55

Finding the Fourth Proportional to 1,519,389,619.35, 2,279,084,429.03 and 1,274,501,606.55

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Solution

The fourth proportional to 1,519,389,619.35, 2,279,084,429.03 and 1,274,501,606.55 is: 1,911,752,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,389,619.35 : 2,279,084,429.03 = 1,274,501,606.55 : x
  2. Step 2: Convert to fraction form
    1,519,389,619.35/2,279,084,429.03 = 1,274,501,606.55/x
  3. Step 3: Cross multiply
    1,519,389,619.35x = 2,279,084,429.03 × 1,274,501,606.55
  4. Step 4: Simplify right side
    1,519,389,619.35x = 2,904,696,766,255,452,160
  5. Step 5: Solve for x
    x = 2,904,696,766,255,452,160/1,519,389,619.35
  6. Step 6: Final answer
    x = 1,911,752,409.83

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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.