Home / 1,302,900,394,716.60-1,954,633,315,338.20-396,314,640,501.35

Finding the Fourth Proportional to 1,302,900,394,716.60, 1,954,633,315,338.20 and 396,314,640,501.35

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Solution

The fourth proportional to 1,302,900,394,716.60, 1,954,633,315,338.20 and 396,314,640,501.35 is: 594,557,959,166.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,900,394,716.60 : 1,954,633,315,338.20 = 396,314,640,501.35 : x
  2. Step 2: Convert to fraction form
    1,302,900,394,716.60/1,954,633,315,338.20 = 396,314,640,501.35/x
  3. Step 3: Cross multiply
    1,302,900,394,716.60x = 1,954,633,315,338.20 × 396,314,640,501.35
  4. Step 4: Simplify right side
    1,302,900,394,716.60x = 774,649,799,680,220,616,196,096
  5. Step 5: Solve for x
    x = 774,649,799,680,220,616,196,096/1,302,900,394,716.60
  6. Step 6: Final answer
    x = 594,557,959,166.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.