Home / 4,252,039,938.80-6,378,059,908.20-1,667,110,914.80

Finding the Fourth Proportional to 4,252,039,938.80, 6,378,059,908.20 and 1,667,110,914.80

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Solution

The fourth proportional to 4,252,039,938.80, 6,378,059,908.20 and 1,667,110,914.80 is: 2,500,666,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252,039,938.80 : 6,378,059,908.20 = 1,667,110,914.80 : x
  2. Step 2: Convert to fraction form
    4,252,039,938.80/6,378,059,908.20 = 1,667,110,914.80/x
  3. Step 3: Cross multiply
    4,252,039,938.80x = 6,378,059,908.20 × 1,667,110,914.80
  4. Step 4: Simplify right side
    4,252,039,938.80x = 10,632,933,288,208,504,832
  5. Step 5: Solve for x
    x = 10,632,933,288,208,504,832/4,252,039,938.80
  6. Step 6: Final answer
    x = 2,500,666,372.20

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Double scale
Find fourth proportional to 4,252,039,939.80, 6,378,059,909.70 and 1,667,110,915.80
Similar ratio
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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.