Home / 4,119,863,238.96-5,685,519,022.47-2,240,378,446.20

Finding the Fourth Proportional to 4,119,863,238.96, 5,685,519,022.47 and 2,240,378,446.20

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Solution

The fourth proportional to 4,119,863,238.96, 5,685,519,022.47 and 2,240,378,446.20 is: 3,091,780,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119,863,238.96 : 5,685,519,022.47 = 2,240,378,446.20 : x
  2. Step 2: Convert to fraction form
    4,119,863,238.96/5,685,519,022.47 = 2,240,378,446.20/x
  3. Step 3: Cross multiply
    4,119,863,238.96x = 5,685,519,022.47 × 2,240,378,446.20
  4. Step 4: Simplify right side
    4,119,863,238.96x = 12,737,714,273,401,880,576
  5. Step 5: Solve for x
    x = 12,737,714,273,401,880,576/4,119,863,238.96
  6. Step 6: Final answer
    x = 3,091,780,851.59

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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.