Home / 4,680,145,200.60-7,020,217,800.90-1,921,753,834.20

Finding the Fourth Proportional to 4,680,145,200.60, 7,020,217,800.90 and 1,921,753,834.20

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Solution

The fourth proportional to 4,680,145,200.60, 7,020,217,800.90 and 1,921,753,834.20 is: 2,882,630,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,145,200.60 : 7,020,217,800.90 = 1,921,753,834.20 : x
  2. Step 2: Convert to fraction form
    4,680,145,200.60/7,020,217,800.90 = 1,921,753,834.20/x
  3. Step 3: Cross multiply
    4,680,145,200.60x = 7,020,217,800.90 × 1,921,753,834.20
  4. Step 4: Simplify right side
    4,680,145,200.60x = 13,491,130,475,798,667,264
  5. Step 5: Solve for x
    x = 13,491,130,475,798,667,264/4,680,145,200.60
  6. Step 6: Final answer
    x = 2,882,630,751.30

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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.