Home / 3,957,772,383.72-5,461,704,763.54-2,149,268,444.80

Finding the Fourth Proportional to 3,957,772,383.72, 5,461,704,763.54 and 2,149,268,444.80

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Solution

The fourth proportional to 3,957,772,383.72, 5,461,704,763.54 and 2,149,268,444.80 is: 2,965,978,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,772,383.72 : 5,461,704,763.54 = 2,149,268,444.80 : x
  2. Step 2: Convert to fraction form
    3,957,772,383.72/5,461,704,763.54 = 2,149,268,444.80/x
  3. Step 3: Cross multiply
    3,957,772,383.72x = 5,461,704,763.54 × 2,149,268,444.80
  4. Step 4: Simplify right side
    3,957,772,383.72x = 11,738,669,703,071,342,592
  5. Step 5: Solve for x
    x = 11,738,669,703,071,342,592/3,957,772,383.72
  6. Step 6: Final answer
    x = 2,965,978,981.35

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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.