Home / 5,445,708,792.73-8,170,939,165.54-1,906,990,082.72

Finding the Fourth Proportional to 5,445,708,792.73, 8,170,939,165.54 and 1,906,990,082.72

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Solution

The fourth proportional to 5,445,708,792.73, 8,170,939,165.54 and 1,906,990,082.72 is: 2,861,317,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,708,792.73 : 8,170,939,165.54 = 1,906,990,082.72 : x
  2. Step 2: Convert to fraction form
    5,445,708,792.73/8,170,939,165.54 = 1,906,990,082.72/x
  3. Step 3: Cross multiply
    5,445,708,792.73x = 8,170,939,165.54 × 1,906,990,082.72
  4. Step 4: Simplify right side
    5,445,708,792.73x = 15,581,899,955,193,212,928
  5. Step 5: Solve for x
    x = 15,581,899,955,193,212,928/5,445,708,792.73
  6. Step 6: Final answer
    x = 2,861,317,148.65

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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.