Home / 2,640,198,888,007.70-3,960,298,332,011.60-2,640,198,888,007.70

Finding the Fourth Proportional to 2,640,198,888,007.70, 3,960,298,332,011.60 and 2,640,198,888,007.70

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Solution

The fourth proportional to 2,640,198,888,007.70, 3,960,298,332,011.60 and 2,640,198,888,007.70 is: 3,960,298,332,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,888,007.70 : 3,960,298,332,011.60 = 2,640,198,888,007.70 : x
  2. Step 2: Convert to fraction form
    2,640,198,888,007.70/3,960,298,332,011.60 = 2,640,198,888,007.70/x
  3. Step 3: Cross multiply
    2,640,198,888,007.70x = 3,960,298,332,011.60 × 2,640,198,888,007.70
  4. Step 4: Simplify right side
    2,640,198,888,007.70x = 10,455,975,252,355,777,078,231,040
  5. Step 5: Solve for x
    x = 10,455,975,252,355,777,078,231,040/2,640,198,888,007.70
  6. Step 6: Final answer
    x = 3,960,298,332,011.60

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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.