Home / 207,644,015.20-311,466,022.80-173,883,733.60

Finding the Fourth Proportional to 207,644,015.20, 311,466,022.80 and 173,883,733.60

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Solution

The fourth proportional to 207,644,015.20, 311,466,022.80 and 173,883,733.60 is: 260,825,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,644,015.20 : 311,466,022.80 = 173,883,733.60 : x
  2. Step 2: Convert to fraction form
    207,644,015.20/311,466,022.80 = 173,883,733.60/x
  3. Step 3: Cross multiply
    207,644,015.20x = 311,466,022.80 × 173,883,733.60
  4. Step 4: Simplify right side
    207,644,015.20x = 54,158,874,934,006,728
  5. Step 5: Solve for x
    x = 54,158,874,934,006,728/207,644,015.20
  6. Step 6: Final answer
    x = 260,825,600.40

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1.5x scale

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.