Home / 830,200,183.07-1,145,689,871.28-495,701,932.64

Finding the Fourth Proportional to 830,200,183.07, 1,145,689,871.28 and 495,701,932.64

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Solution

The fourth proportional to 830,200,183.07, 1,145,689,871.28 and 495,701,932.64 is: 684,076,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,200,183.07 : 1,145,689,871.28 = 495,701,932.64 : x
  2. Step 2: Convert to fraction form
    830,200,183.07/1,145,689,871.28 = 495,701,932.64/x
  3. Step 3: Cross multiply
    830,200,183.07x = 1,145,689,871.28 × 495,701,932.64
  4. Step 4: Simplify right side
    830,200,183.07x = 567,920,683,399,568,832
  5. Step 5: Solve for x
    x = 567,920,683,399,568,832/830,200,183.07
  6. Step 6: Final answer
    x = 684,076,798.56

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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.