Home / 30,344,295,142.76-41,874,218,216.40-16,796,487,620.57

Finding the Fourth Proportional to 30,344,295,142.76, 41,874,218,216.40 and 16,796,487,620.57

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Solution

The fourth proportional to 30,344,295,142.76, 41,874,218,216.40 and 16,796,487,620.57 is: 23,178,649,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,344,295,142.76 : 41,874,218,216.40 = 16,796,487,620.57 : x
  2. Step 2: Convert to fraction form
    30,344,295,142.76/41,874,218,216.40 = 16,796,487,620.57/x
  3. Step 3: Cross multiply
    30,344,295,142.76x = 41,874,218,216.40 × 16,796,487,620.57
  4. Step 4: Simplify right side
    30,344,295,142.76x = 703,339,787,892,809,400,320
  5. Step 5: Solve for x
    x = 703,339,787,892,809,400,320/30,344,295,142.76
  6. Step 6: Final answer
    x = 23,178,649,712.70

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Double scale
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1.5x scale

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.