Home / 2,799,005,819.89-3,862,605,076.38-1,528,847,613.54

Finding the Fourth Proportional to 2,799,005,819.89, 3,862,605,076.38 and 1,528,847,613.54

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Solution

The fourth proportional to 2,799,005,819.89, 3,862,605,076.38 and 1,528,847,613.54 is: 2,109,797,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,005,819.89 : 3,862,605,076.38 = 1,528,847,613.54 : x
  2. Step 2: Convert to fraction form
    2,799,005,819.89/3,862,605,076.38 = 1,528,847,613.54/x
  3. Step 3: Cross multiply
    2,799,005,819.89x = 3,862,605,076.38 × 1,528,847,613.54
  4. Step 4: Simplify right side
    2,799,005,819.89x = 5,905,334,553,071,052,800
  5. Step 5: Solve for x
    x = 5,905,334,553,071,052,800/2,799,005,819.89
  6. Step 6: Final answer
    x = 2,109,797,168.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.