Home / 100,694,118,720.80-151,041,178,081.20-61,512,036,672.80

Finding the Fourth Proportional to 100,694,118,720.80, 151,041,178,081.20 and 61,512,036,672.80

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Solution

The fourth proportional to 100,694,118,720.80, 151,041,178,081.20 and 61,512,036,672.80 is: 92,268,055,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,694,118,720.80 : 151,041,178,081.20 = 61,512,036,672.80 : x
  2. Step 2: Convert to fraction form
    100,694,118,720.80/151,041,178,081.20 = 61,512,036,672.80/x
  3. Step 3: Cross multiply
    100,694,118,720.80x = 151,041,178,081.20 × 61,512,036,672.80
  4. Step 4: Simplify right side
    100,694,118,720.80x = 9,290,850,485,233,691,656,192
  5. Step 5: Solve for x
    x = 9,290,850,485,233,691,656,192/100,694,118,720.80
  6. Step 6: Final answer
    x = 92,268,055,009.20

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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.