Home / 2,109,902,615.56-3,165,198,075.60-865,999,237.60

Finding the Fourth Proportional to 2,109,902,615.56, 3,165,198,075.60 and 865,999,237.60

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Solution

The fourth proportional to 2,109,902,615.56, 3,165,198,075.60 and 865,999,237.60 is: 1,299,140,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,902,615.56 : 3,165,198,075.60 = 865,999,237.60 : x
  2. Step 2: Convert to fraction form
    2,109,902,615.56/3,165,198,075.60 = 865,999,237.60/x
  3. Step 3: Cross multiply
    2,109,902,615.56x = 3,165,198,075.60 × 865,999,237.60
  4. Step 4: Simplify right side
    2,109,902,615.56x = 2,741,059,120,322,587,136
  5. Step 5: Solve for x
    x = 2,741,059,120,322,587,136/2,109,902,615.56
  6. Step 6: Final answer
    x = 1,299,140,112.02

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1.5x scale

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.