Home / 435,629,276.80-653,443,915.20-336,993,827.20

Finding the Fourth Proportional to 435,629,276.80, 653,443,915.20 and 336,993,827.20

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Solution

The fourth proportional to 435,629,276.80, 653,443,915.20 and 336,993,827.20 is: 505,490,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,629,276.80 : 653,443,915.20 = 336,993,827.20 : x
  2. Step 2: Convert to fraction form
    435,629,276.80/653,443,915.20 = 336,993,827.20/x
  3. Step 3: Cross multiply
    435,629,276.80x = 653,443,915.20 × 336,993,827.20
  4. Step 4: Simplify right side
    435,629,276.80x = 220,206,565,843,800,256
  5. Step 5: Solve for x
    x = 220,206,565,843,800,256/435,629,276.80
  6. Step 6: Final answer
    x = 505,490,740.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.