Home / 7,186,300,872.80-10,777,538,121.60-2,212,013,112.80

Finding the Fourth Proportional to 7,186,300,872.80, 10,777,538,121.60 and 2,212,013,112.80

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Solution

The fourth proportional to 7,186,300,872.80, 10,777,538,121.60 and 2,212,013,112.80 is: 3,317,430,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,300,872.80 : 10,777,538,121.60 = 2,212,013,112.80 : x
  2. Step 2: Convert to fraction form
    7,186,300,872.80/10,777,538,121.60 = 2,212,013,112.80/x
  3. Step 3: Cross multiply
    7,186,300,872.80x = 10,777,538,121.60 × 2,212,013,112.80
  4. Step 4: Simplify right side
    7,186,300,872.80x = 23,840,055,648,681,082,880
  5. Step 5: Solve for x
    x = 23,840,055,648,681,082,880/7,186,300,872.80
  6. Step 6: Final answer
    x = 3,317,430,771.50

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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.