Home / 537,969,874.40-806,954,811.60-354,303,864.80

Finding the Fourth Proportional to 537,969,874.40, 806,954,811.60 and 354,303,864.80

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Solution

The fourth proportional to 537,969,874.40, 806,954,811.60 and 354,303,864.80 is: 531,455,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,969,874.40 : 806,954,811.60 = 354,303,864.80 : x
  2. Step 2: Convert to fraction form
    537,969,874.40/806,954,811.60 = 354,303,864.80/x
  3. Step 3: Cross multiply
    537,969,874.40x = 806,954,811.60 × 354,303,864.80
  4. Step 4: Simplify right side
    537,969,874.40x = 285,907,208,468,835,904
  5. Step 5: Solve for x
    x = 285,907,208,468,835,904/537,969,874.40
  6. Step 6: Final answer
    x = 531,455,797.20

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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.