Home / 6,571,428,688.20-9,857,143,032.30-1,913,454,611.40

Finding the Fourth Proportional to 6,571,428,688.20, 9,857,143,032.30 and 1,913,454,611.40

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Solution

The fourth proportional to 6,571,428,688.20, 9,857,143,032.30 and 1,913,454,611.40 is: 2,870,181,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571,428,688.20 : 9,857,143,032.30 = 1,913,454,611.40 : x
  2. Step 2: Convert to fraction form
    6,571,428,688.20/9,857,143,032.30 = 1,913,454,611.40/x
  3. Step 3: Cross multiply
    6,571,428,688.20x = 9,857,143,032.30 × 1,913,454,611.40
  4. Step 4: Simplify right side
    6,571,428,688.20x = 18,861,195,790,383,812,608
  5. Step 5: Solve for x
    x = 18,861,195,790,383,812,608/6,571,428,688.20
  6. Step 6: Final answer
    x = 2,870,181,917.10

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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.