Home / 12,572,486,114.20-18,858,729,171.30-3,729,643,797.40

Finding the Fourth Proportional to 12,572,486,114.20, 18,858,729,171.30 and 3,729,643,797.40

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Solution

The fourth proportional to 12,572,486,114.20, 18,858,729,171.30 and 3,729,643,797.40 is: 5,594,465,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572,486,114.20 : 18,858,729,171.30 = 3,729,643,797.40 : x
  2. Step 2: Convert to fraction form
    12,572,486,114.20/18,858,729,171.30 = 3,729,643,797.40/x
  3. Step 3: Cross multiply
    12,572,486,114.20x = 18,858,729,171.30 × 3,729,643,797.40
  4. Step 4: Simplify right side
    12,572,486,114.20x = 70,336,342,280,585,486,336
  5. Step 5: Solve for x
    x = 70,336,342,280,585,486,336/12,572,486,114.20
  6. Step 6: Final answer
    x = 5,594,465,696.10

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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.