Home / 7,238,340,350.40-10,857,510,525.60-4,483,350,206.40

Finding the Fourth Proportional to 7,238,340,350.40, 10,857,510,525.60 and 4,483,350,206.40

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Solution

The fourth proportional to 7,238,340,350.40, 10,857,510,525.60 and 4,483,350,206.40 is: 6,725,025,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,340,350.40 : 10,857,510,525.60 = 4,483,350,206.40 : x
  2. Step 2: Convert to fraction form
    7,238,340,350.40/10,857,510,525.60 = 4,483,350,206.40/x
  3. Step 3: Cross multiply
    7,238,340,350.40x = 10,857,510,525.60 × 4,483,350,206.40
  4. Step 4: Simplify right side
    7,238,340,350.40x = 48,678,022,055,938,932,736
  5. Step 5: Solve for x
    x = 48,678,022,055,938,932,736/7,238,340,350.40
  6. Step 6: Final answer
    x = 6,725,025,309.60

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Half scale
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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.