Home / 7,200,792,394.70-10,784,201,660.85-4,448,909,540.30

Finding the Fourth Proportional to 7,200,792,394.70, 10,784,201,660.85 and 4,448,909,540.30

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Solution

The fourth proportional to 7,200,792,394.70, 10,784,201,660.85 and 4,448,909,540.30 is: 6,662,869,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,792,394.70 : 10,784,201,660.85 = 4,448,909,540.30 : x
  2. Step 2: Convert to fraction form
    7,200,792,394.70/10,784,201,660.85 = 4,448,909,540.30/x
  3. Step 3: Cross multiply
    7,200,792,394.70x = 10,784,201,660.85 × 4,448,909,540.30
  4. Step 4: Simplify right side
    7,200,792,394.70x = 47,977,937,653,474,672,640
  5. Step 5: Solve for x
    x = 47,977,937,653,474,672,640/7,200,792,394.70
  6. Step 6: Final answer
    x = 6,662,869,171.01

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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.