Home / 1,742,240,809-2,404,261,911.78-949,293,351.64

Finding the Fourth Proportional to 1,742,240,809, 2,404,261,911.78 and 949,293,351.64

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Solution

The fourth proportional to 1,742,240,809, 2,404,261,911.78 and 949,293,351.64 is: 1,310,008,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,240,809 : 2,404,261,911.78 = 949,293,351.64 : x
  2. Step 2: Convert to fraction form
    1,742,240,809/2,404,261,911.78 = 949,293,351.64/x
  3. Step 3: Cross multiply
    1,742,240,809x = 2,404,261,911.78 × 949,293,351.64
  4. Step 4: Simplify right side
    1,742,240,809x = 2,282,349,848,454,030,336
  5. Step 5: Solve for x
    x = 2,282,349,848,454,030,336/1,742,240,809
  6. Step 6: Final answer
    x = 1,310,008,258.71

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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.