Home / 1,775,188,880.20-2,662,783,320.30-740,792,117.80

Finding the Fourth Proportional to 1,775,188,880.20, 2,662,783,320.30 and 740,792,117.80

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Solution

The fourth proportional to 1,775,188,880.20, 2,662,783,320.30 and 740,792,117.80 is: 1,111,188,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,188,880.20 : 2,662,783,320.30 = 740,792,117.80 : x
  2. Step 2: Convert to fraction form
    1,775,188,880.20/2,662,783,320.30 = 740,792,117.80/x
  3. Step 3: Cross multiply
    1,775,188,880.20x = 2,662,783,320.30 × 740,792,117.80
  4. Step 4: Simplify right side
    1,775,188,880.20x = 1,972,568,895,087,552,768
  5. Step 5: Solve for x
    x = 1,972,568,895,087,552,768/1,775,188,880.20
  6. Step 6: Final answer
    x = 1,111,188,176.70

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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.