Home / 1,111,452,552.96-1,667,432,776.32-384,440,651.52

Finding the Fourth Proportional to 1,111,452,552.96, 1,667,432,776.32 and 384,440,651.52

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Solution

The fourth proportional to 1,111,452,552.96, 1,667,432,776.32 and 384,440,651.52 is: 576,748,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,452,552.96 : 1,667,432,776.32 = 384,440,651.52 : x
  2. Step 2: Convert to fraction form
    1,111,452,552.96/1,667,432,776.32 = 384,440,651.52/x
  3. Step 3: Cross multiply
    1,111,452,552.96x = 1,667,432,776.32 × 384,440,651.52
  4. Step 4: Simplify right side
    1,111,452,552.96x = 641,028,942,894,263,168
  5. Step 5: Solve for x
    x = 641,028,942,894,263,168/1,111,452,552.96
  6. Step 6: Final answer
    x = 576,748,815.04

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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.