Home / 2,777,909,406.18-3,833,520,423.76-1,649,105,550.91

Finding the Fourth Proportional to 2,777,909,406.18, 3,833,520,423.76 and 1,649,105,550.91

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Solution

The fourth proportional to 2,777,909,406.18, 3,833,520,423.76 and 1,649,105,550.91 is: 2,275,768,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,909,406.18 : 3,833,520,423.76 = 1,649,105,550.91 : x
  2. Step 2: Convert to fraction form
    2,777,909,406.18/3,833,520,423.76 = 1,649,105,550.91/x
  3. Step 3: Cross multiply
    2,777,909,406.18x = 3,833,520,423.76 × 1,649,105,550.91
  4. Step 4: Simplify right side
    2,777,909,406.18x = 6,321,879,810,372,115,456
  5. Step 5: Solve for x
    x = 6,321,879,810,372,115,456/2,777,909,406.18
  6. Step 6: Final answer
    x = 2,275,768,891.64

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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.