Home / 455,638,000.50-628,747,797.69-267,473,934.54

Finding the Fourth Proportional to 455,638,000.50, 628,747,797.69 and 267,473,934.54

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Solution

The fourth proportional to 455,638,000.50, 628,747,797.69 and 267,473,934.54 is: 369,094,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,638,000.50 : 628,747,797.69 = 267,473,934.54 : x
  2. Step 2: Convert to fraction form
    455,638,000.50/628,747,797.69 = 267,473,934.54/x
  3. Step 3: Cross multiply
    455,638,000.50x = 628,747,797.69 × 267,473,934.54
  4. Step 4: Simplify right side
    455,638,000.50x = 168,173,647,281,504,224
  5. Step 5: Solve for x
    x = 168,173,647,281,504,224/455,638,000.50
  6. Step 6: Final answer
    x = 369,094,867.19

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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.