Home / 3,120,183,412.80-4,680,967,960.80-1,049,846,740.80

Finding the Fourth Proportional to 3,120,183,412.80, 4,680,967,960.80 and 1,049,846,740.80

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Solution

The fourth proportional to 3,120,183,412.80, 4,680,967,960.80 and 1,049,846,740.80 is: 1,575,003,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,183,412.80 : 4,680,967,960.80 = 1,049,846,740.80 : x
  2. Step 2: Convert to fraction form
    3,120,183,412.80/4,680,967,960.80 = 1,049,846,740.80/x
  3. Step 3: Cross multiply
    3,120,183,412.80x = 4,680,967,960.80 × 1,049,846,740.80
  4. Step 4: Simplify right side
    3,120,183,412.80x = 4,914,298,957,435,102,208
  5. Step 5: Solve for x
    x = 4,914,298,957,435,102,208/3,120,183,412.80
  6. Step 6: Final answer
    x = 1,575,003,231.31

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1.5x scale

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.