Home / 2,979,988,089,885.80-4,113,148,713,351.80-1,940,888,269,786.60

Finding the Fourth Proportional to 2,979,988,089,885.80, 4,113,148,713,351.80 and 1,940,888,269,786.60

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Solution

The fourth proportional to 2,979,988,089,885.80, 4,113,148,713,351.80 and 1,940,888,269,786.60 is: 2,678,924,159,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,988,089,885.80 : 4,113,148,713,351.80 = 1,940,888,269,786.60 : x
  2. Step 2: Convert to fraction form
    2,979,988,089,885.80/4,113,148,713,351.80 = 1,940,888,269,786.60/x
  3. Step 3: Cross multiply
    2,979,988,089,885.80x = 4,113,148,713,351.80 × 1,940,888,269,786.60
  4. Step 4: Simplify right side
    2,979,988,089,885.80x = 7,983,162,089,632,354,650,816,512
  5. Step 5: Solve for x
    x = 7,983,162,089,632,354,650,816,512/2,979,988,089,885.80
  6. Step 6: Final answer
    x = 2,678,924,159,706.39

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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.