Home / 541,701,719.37-747,548,480.74-330,008,542.22

Finding the Fourth Proportional to 541,701,719.37, 747,548,480.74 and 330,008,542.22

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Solution

The fourth proportional to 541,701,719.37, 747,548,480.74 and 330,008,542.22 is: 455,411,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,701,719.37 : 747,548,480.74 = 330,008,542.22 : x
  2. Step 2: Convert to fraction form
    541,701,719.37/747,548,480.74 = 330,008,542.22/x
  3. Step 3: Cross multiply
    541,701,719.37x = 747,548,480.74 × 330,008,542.22
  4. Step 4: Simplify right side
    541,701,719.37x = 246,697,384,367,321,504
  5. Step 5: Solve for x
    x = 246,697,384,367,321,504/541,701,719.37
  6. Step 6: Final answer
    x = 455,411,854.07

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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.