Home / 490,635,784.52-677,077,384.84-267,617,454.64

Finding the Fourth Proportional to 490,635,784.52, 677,077,384.84 and 267,617,454.64

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Solution

The fourth proportional to 490,635,784.52, 677,077,384.84 and 267,617,454.64 is: 369,312,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,635,784.52 : 677,077,384.84 = 267,617,454.64 : x
  2. Step 2: Convert to fraction form
    490,635,784.52/677,077,384.84 = 267,617,454.64/x
  3. Step 3: Cross multiply
    490,635,784.52x = 677,077,384.84 × 267,617,454.64
  4. Step 4: Simplify right side
    490,635,784.52x = 181,197,726,325,188,512
  5. Step 5: Solve for x
    x = 181,197,726,325,188,512/490,635,784.52
  6. Step 6: Final answer
    x = 369,312,088.60

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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.