Home / 2,258,911,768.32-3,117,373,933.64-1,255,371,629.48

Finding the Fourth Proportional to 2,258,911,768.32, 3,117,373,933.64 and 1,255,371,629.48

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Solution

The fourth proportional to 2,258,911,768.32, 3,117,373,933.64 and 1,255,371,629.48 is: 1,732,454,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,911,768.32 : 3,117,373,933.64 = 1,255,371,629.48 : x
  2. Step 2: Convert to fraction form
    2,258,911,768.32/3,117,373,933.64 = 1,255,371,629.48/x
  3. Step 3: Cross multiply
    2,258,911,768.32x = 3,117,373,933.64 × 1,255,371,629.48
  4. Step 4: Simplify right side
    2,258,911,768.32x = 3,913,462,794,772,124,160
  5. Step 5: Solve for x
    x = 3,913,462,794,772,124,160/2,258,911,768.32
  6. Step 6: Final answer
    x = 1,732,454,914.64

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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.