Home / 3,742,517,411.87-5,164,714,843.04-2,071,794,453.71

Finding the Fourth Proportional to 3,742,517,411.87, 5,164,714,843.04 and 2,071,794,453.71

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Solution

The fourth proportional to 3,742,517,411.87, 5,164,714,843.04 and 2,071,794,453.71 is: 2,859,098,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,517,411.87 : 5,164,714,843.04 = 2,071,794,453.71 : x
  2. Step 2: Convert to fraction form
    3,742,517,411.87/5,164,714,843.04 = 2,071,794,453.71/x
  3. Step 3: Cross multiply
    3,742,517,411.87x = 5,164,714,843.04 × 2,071,794,453.71
  4. Step 4: Simplify right side
    3,742,517,411.87x = 10,700,227,566,783,340,544
  5. Step 5: Solve for x
    x = 10,700,227,566,783,340,544/3,742,517,411.87
  6. Step 6: Final answer
    x = 2,859,098,940.42

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Double scale
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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.