Home / 1,311,164,584.20-1,966,746,876.30-341,816,200.20

Finding the Fourth Proportional to 1,311,164,584.20, 1,966,746,876.30 and 341,816,200.20

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Solution

The fourth proportional to 1,311,164,584.20, 1,966,746,876.30 and 341,816,200.20 is: 512,724,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,164,584.20 : 1,966,746,876.30 = 341,816,200.20 : x
  2. Step 2: Convert to fraction form
    1,311,164,584.20/1,966,746,876.30 = 341,816,200.20/x
  3. Step 3: Cross multiply
    1,311,164,584.20x = 1,966,746,876.30 × 341,816,200.20
  4. Step 4: Simplify right side
    1,311,164,584.20x = 672,265,944,012,085,376
  5. Step 5: Solve for x
    x = 672,265,944,012,085,376/1,311,164,584.20
  6. Step 6: Final answer
    x = 512,724,300.30

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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.