Home / 8,226,742,398.82-12,336,223,579.27-3,186,959,357.90

Finding the Fourth Proportional to 8,226,742,398.82, 12,336,223,579.27 and 3,186,959,357.90

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Solution

The fourth proportional to 8,226,742,398.82, 12,336,223,579.27 and 3,186,959,357.90 is: 4,778,932,081.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,742,398.82 : 12,336,223,579.27 = 3,186,959,357.90 : x
  2. Step 2: Convert to fraction form
    8,226,742,398.82/12,336,223,579.27 = 3,186,959,357.90/x
  3. Step 3: Cross multiply
    8,226,742,398.82x = 12,336,223,579.27 × 3,186,959,357.90
  4. Step 4: Simplify right side
    8,226,742,398.82x = 39,315,043,177,101,164,544
  5. Step 5: Solve for x
    x = 39,315,043,177,101,164,544/8,226,742,398.82
  6. Step 6: Final answer
    x = 4,778,932,081.64

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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.