Home / 3,079,295,999.80-4,618,943,999.70-2,861,617,766.20

Finding the Fourth Proportional to 3,079,295,999.80, 4,618,943,999.70 and 2,861,617,766.20

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Solution

The fourth proportional to 3,079,295,999.80, 4,618,943,999.70 and 2,861,617,766.20 is: 4,292,426,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,295,999.80 : 4,618,943,999.70 = 2,861,617,766.20 : x
  2. Step 2: Convert to fraction form
    3,079,295,999.80/4,618,943,999.70 = 2,861,617,766.20/x
  3. Step 3: Cross multiply
    3,079,295,999.80x = 4,618,943,999.70 × 2,861,617,766.20
  4. Step 4: Simplify right side
    3,079,295,999.80x = 13,217,652,210,624,405,504
  5. Step 5: Solve for x
    x = 13,217,652,210,624,405,504/3,079,295,999.80
  6. Step 6: Final answer
    x = 4,292,426,649.30

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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.