Home / 3,811,802,671.52-5,260,415,274.24-2,118,328,693.40

Finding the Fourth Proportional to 3,811,802,671.52, 5,260,415,274.24 and 2,118,328,693.40

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Solution

The fourth proportional to 3,811,802,671.52, 5,260,415,274.24 and 2,118,328,693.40 is: 2,923,364,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,802,671.52 : 5,260,415,274.24 = 2,118,328,693.40 : x
  2. Step 2: Convert to fraction form
    3,811,802,671.52/5,260,415,274.24 = 2,118,328,693.40/x
  3. Step 3: Cross multiply
    3,811,802,671.52x = 5,260,415,274.24 × 2,118,328,693.40
  4. Step 4: Simplify right side
    3,811,802,671.52x = 11,143,288,614,622,222,336
  5. Step 5: Solve for x
    x = 11,143,288,614,622,222,336/3,811,802,671.52
  6. Step 6: Final answer
    x = 2,923,364,500.97

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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.