Home / 682,595,425.86-941,974,981.47-369,322,766.16

Finding the Fourth Proportional to 682,595,425.86, 941,974,981.47 and 369,322,766.16

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Solution

The fourth proportional to 682,595,425.86, 941,974,981.47 and 369,322,766.16 is: 509,661,788.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,595,425.86 : 941,974,981.47 = 369,322,766.16 : x
  2. Step 2: Convert to fraction form
    682,595,425.86/941,974,981.47 = 369,322,766.16/x
  3. Step 3: Cross multiply
    682,595,425.86x = 941,974,981.47 × 369,322,766.16
  4. Step 4: Simplify right side
    682,595,425.86x = 347,892,805,810,015,168
  5. Step 5: Solve for x
    x = 347,892,805,810,015,168/682,595,425.86
  6. Step 6: Final answer
    x = 509,661,788.86

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1.5x scale

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.