Home / 797,328,037.80-1,195,992,056.70-489,622,386.60

Finding the Fourth Proportional to 797,328,037.80, 1,195,992,056.70 and 489,622,386.60

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Solution

The fourth proportional to 797,328,037.80, 1,195,992,056.70 and 489,622,386.60 is: 734,433,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,328,037.80 : 1,195,992,056.70 = 489,622,386.60 : x
  2. Step 2: Convert to fraction form
    797,328,037.80/1,195,992,056.70 = 489,622,386.60/x
  3. Step 3: Cross multiply
    797,328,037.80x = 1,195,992,056.70 × 489,622,386.60
  4. Step 4: Simplify right side
    797,328,037.80x = 585,584,485,156,096,512
  5. Step 5: Solve for x
    x = 585,584,485,156,096,512/797,328,037.80
  6. Step 6: Final answer
    x = 734,433,579.90

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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.