Home / 10,879,372,908.60-16,323,090,441.30-4,340,963,743.80

Finding the Fourth Proportional to 10,879,372,908.60, 16,323,090,441.30 and 4,340,963,743.80

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Solution

The fourth proportional to 10,879,372,908.60, 16,323,090,441.30 and 4,340,963,743.80 is: 6,513,054,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879,372,908.60 : 16,323,090,441.30 = 4,340,963,743.80 : x
  2. Step 2: Convert to fraction form
    10,879,372,908.60/16,323,090,441.30 = 4,340,963,743.80/x
  3. Step 3: Cross multiply
    10,879,372,908.60x = 16,323,090,441.30 × 4,340,963,743.80
  4. Step 4: Simplify right side
    10,879,372,908.60x = 70,857,943,792,451,641,344
  5. Step 5: Solve for x
    x = 70,857,943,792,451,641,344/10,879,372,908.60
  6. Step 6: Final answer
    x = 6,513,054,050.79

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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.