Home / 3,587,328,011.80-5,380,992,017.70-2,668,997,963.80

Finding the Fourth Proportional to 3,587,328,011.80, 5,380,992,017.70 and 2,668,997,963.80

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Solution

The fourth proportional to 3,587,328,011.80, 5,380,992,017.70 and 2,668,997,963.80 is: 4,003,496,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,328,011.80 : 5,380,992,017.70 = 2,668,997,963.80 : x
  2. Step 2: Convert to fraction form
    3,587,328,011.80/5,380,992,017.70 = 2,668,997,963.80/x
  3. Step 3: Cross multiply
    3,587,328,011.80x = 5,380,992,017.70 × 2,668,997,963.80
  4. Step 4: Simplify right side
    3,587,328,011.80x = 14,361,856,738,465,353,728
  5. Step 5: Solve for x
    x = 14,361,856,738,465,353,728/3,587,328,011.80
  6. Step 6: Final answer
    x = 4,003,496,945.70

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Double scale
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1.5x scale

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.