Home / 303,990,412.26-455,821,720.50-164,005,900.41

Finding the Fourth Proportional to 303,990,412.26, 455,821,720.50 and 164,005,900.41

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Solution

The fourth proportional to 303,990,412.26, 455,821,720.50 and 164,005,900.41 is: 245,920,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,990,412.26 : 455,821,720.50 = 164,005,900.41 : x
  2. Step 2: Convert to fraction form
    303,990,412.26/455,821,720.50 = 164,005,900.41/x
  3. Step 3: Cross multiply
    303,990,412.26x = 455,821,720.50 × 164,005,900.41
  4. Step 4: Simplify right side
    303,990,412.26x = 74,757,451,696,800,496
  5. Step 5: Solve for x
    x = 74,757,451,696,800,496/303,990,412.26
  6. Step 6: Final answer
    x = 245,920,426.05

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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.