Home / 1,216,704,117.20-1,825,056,175.80-1,173,705,947.60

Finding the Fourth Proportional to 1,216,704,117.20, 1,825,056,175.80 and 1,173,705,947.60

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Solution

The fourth proportional to 1,216,704,117.20, 1,825,056,175.80 and 1,173,705,947.60 is: 1,760,558,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,704,117.20 : 1,825,056,175.80 = 1,173,705,947.60 : x
  2. Step 2: Convert to fraction form
    1,216,704,117.20/1,825,056,175.80 = 1,173,705,947.60/x
  3. Step 3: Cross multiply
    1,216,704,117.20x = 1,825,056,175.80 × 1,173,705,947.60
  4. Step 4: Simplify right side
    1,216,704,117.20x = 2,142,079,288,240,570,880
  5. Step 5: Solve for x
    x = 2,142,079,288,240,570,880/1,216,704,117.20
  6. Step 6: Final answer
    x = 1,760,558,921.40

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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.