Home / 7,085,907,664.80-10,628,861,497.20-5,249,247,568.80

Finding the Fourth Proportional to 7,085,907,664.80, 10,628,861,497.20 and 5,249,247,568.80

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Solution

The fourth proportional to 7,085,907,664.80, 10,628,861,497.20 and 5,249,247,568.80 is: 7,873,871,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,907,664.80 : 10,628,861,497.20 = 5,249,247,568.80 : x
  2. Step 2: Convert to fraction form
    7,085,907,664.80/10,628,861,497.20 = 5,249,247,568.80/x
  3. Step 3: Cross multiply
    7,085,907,664.80x = 10,628,861,497.20 × 5,249,247,568.80
  4. Step 4: Simplify right side
    7,085,907,664.80x = 55,793,525,373,289,037,824
  5. Step 5: Solve for x
    x = 55,793,525,373,289,037,824/7,085,907,664.80
  6. Step 6: Final answer
    x = 7,873,871,353.20

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Double scale
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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.