Home / 682,595,390.86-941,974,933.17-369,322,731.16

Finding the Fourth Proportional to 682,595,390.86, 941,974,933.17 and 369,322,731.16

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Solution

The fourth proportional to 682,595,390.86, 941,974,933.17 and 369,322,731.16 is: 509,661,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,595,390.86 : 941,974,933.17 = 369,322,731.16 : x
  2. Step 2: Convert to fraction form
    682,595,390.86/941,974,933.17 = 369,322,731.16/x
  3. Step 3: Cross multiply
    682,595,390.86x = 941,974,933.17 × 369,322,731.16
  4. Step 4: Simplify right side
    682,595,390.86x = 347,892,755,002,602,880
  5. Step 5: Solve for x
    x = 347,892,755,002,602,880/682,595,390.86
  6. Step 6: Final answer
    x = 509,661,740.56

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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.