Home / 3,086,108,435.78-4,258,946,712.24-1,729,767,406.60

Finding the Fourth Proportional to 3,086,108,435.78, 4,258,946,712.24 and 1,729,767,406.60

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Solution

The fourth proportional to 3,086,108,435.78, 4,258,946,712.24 and 1,729,767,406.60 is: 2,387,144,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,108,435.78 : 4,258,946,712.24 = 1,729,767,406.60 : x
  2. Step 2: Convert to fraction form
    3,086,108,435.78/4,258,946,712.24 = 1,729,767,406.60/x
  3. Step 3: Cross multiply
    3,086,108,435.78x = 4,258,946,712.24 × 1,729,767,406.60
  4. Step 4: Simplify right side
    3,086,108,435.78x = 7,366,987,209,268,333,568
  5. Step 5: Solve for x
    x = 7,366,987,209,268,333,568/3,086,108,435.78
  6. Step 6: Final answer
    x = 2,387,144,639.47

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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.