Home / 2,640,198,889,285.90-3,960,298,333,928.80-2,640,198,889,285.90

Finding the Fourth Proportional to 2,640,198,889,285.90, 3,960,298,333,928.80 and 2,640,198,889,285.90

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Solution

The fourth proportional to 2,640,198,889,285.90, 3,960,298,333,928.80 and 2,640,198,889,285.90 is: 3,960,298,333,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,198,889,285.90 : 3,960,298,333,928.80 = 2,640,198,889,285.90 : x
  2. Step 2: Convert to fraction form
    2,640,198,889,285.90/3,960,298,333,928.80 = 2,640,198,889,285.90/x
  3. Step 3: Cross multiply
    2,640,198,889,285.90x = 3,960,298,333,928.80 × 2,640,198,889,285.90
  4. Step 4: Simplify right side
    2,640,198,889,285.90x = 10,455,975,262,479,616,290,324,480
  5. Step 5: Solve for x
    x = 10,455,975,262,479,616,290,324,480/2,640,198,889,285.90
  6. Step 6: Final answer
    x = 3,960,298,333,928.80

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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.