Home / 2,911,292,358.39-4,362,494,874.35-1,728,543,766.13

Finding the Fourth Proportional to 2,911,292,358.39, 4,362,494,874.35 and 1,728,543,766.13

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Solution

The fourth proportional to 2,911,292,358.39, 4,362,494,874.35 and 1,728,543,766.13 is: 2,590,177,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,292,358.39 : 4,362,494,874.35 = 1,728,543,766.13 : x
  2. Step 2: Convert to fraction form
    2,911,292,358.39/4,362,494,874.35 = 1,728,543,766.13/x
  3. Step 3: Cross multiply
    2,911,292,358.39x = 4,362,494,874.35 × 1,728,543,766.13
  4. Step 4: Simplify right side
    2,911,292,358.39x = 7,540,763,319,801,315,328
  5. Step 5: Solve for x
    x = 7,540,763,319,801,315,328/2,911,292,358.39
  6. Step 6: Final answer
    x = 2,590,177,279.20

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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.