Home / 2,315,540,354.24-3,195,443,257.82-1,258,265,811.17

Finding the Fourth Proportional to 2,315,540,354.24, 3,195,443,257.82 and 1,258,265,811.17

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Solution

The fourth proportional to 2,315,540,354.24, 3,195,443,257.82 and 1,258,265,811.17 is: 1,736,405,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,540,354.24 : 3,195,443,257.82 = 1,258,265,811.17 : x
  2. Step 2: Convert to fraction form
    2,315,540,354.24/3,195,443,257.82 = 1,258,265,811.17/x
  3. Step 3: Cross multiply
    2,315,540,354.24x = 3,195,443,257.82 × 1,258,265,811.17
  4. Step 4: Simplify right side
    2,315,540,354.24x = 4,020,717,002,826,320,896
  5. Step 5: Solve for x
    x = 4,020,717,002,826,320,896/2,315,540,354.24
  6. Step 6: Final answer
    x = 1,736,405,498.39

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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.