Home / 12,410,911,690.40-18,616,367,535.60-10,861,229,734.40

Finding the Fourth Proportional to 12,410,911,690.40, 18,616,367,535.60 and 10,861,229,734.40

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Solution

The fourth proportional to 12,410,911,690.40, 18,616,367,535.60 and 10,861,229,734.40 is: 16,291,844,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410,911,690.40 : 18,616,367,535.60 = 10,861,229,734.40 : x
  2. Step 2: Convert to fraction form
    12,410,911,690.40/18,616,367,535.60 = 10,861,229,734.40/x
  3. Step 3: Cross multiply
    12,410,911,690.40x = 18,616,367,535.60 × 10,861,229,734.40
  4. Step 4: Simplify right side
    12,410,911,690.40x = 202,196,644,624,177,561,600
  5. Step 5: Solve for x
    x = 202,196,644,624,177,561,600/12,410,911,690.40
  6. Step 6: Final answer
    x = 16,291,844,601.60

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Double scale
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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.