Home / 3,955,238,528.36-5,458,235,148.12-2,146,751,046.20

Finding the Fourth Proportional to 3,955,238,528.36, 5,458,235,148.12 and 2,146,751,046.20

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Solution

The fourth proportional to 3,955,238,528.36, 5,458,235,148.12 and 2,146,751,046.20 is: 2,962,519,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,238,528.36 : 5,458,235,148.12 = 2,146,751,046.20 : x
  2. Step 2: Convert to fraction form
    3,955,238,528.36/5,458,235,148.12 = 2,146,751,046.20/x
  3. Step 3: Cross multiply
    3,955,238,528.36x = 5,458,235,148.12 × 2,146,751,046.20
  4. Step 4: Simplify right side
    3,955,238,528.36x = 11,717,472,014,632,222,720
  5. Step 5: Solve for x
    x = 11,717,472,014,632,222,720/3,955,238,528.36
  6. Step 6: Final answer
    x = 2,962,519,688.92

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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.