Home / 2,072,315,120.80-3,108,472,681.20-844,814,423.20

Finding the Fourth Proportional to 2,072,315,120.80, 3,108,472,681.20 and 844,814,423.20

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Solution

The fourth proportional to 2,072,315,120.80, 3,108,472,681.20 and 844,814,423.20 is: 1,267,221,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,315,120.80 : 3,108,472,681.20 = 844,814,423.20 : x
  2. Step 2: Convert to fraction form
    2,072,315,120.80/3,108,472,681.20 = 844,814,423.20/x
  3. Step 3: Cross multiply
    2,072,315,120.80x = 3,108,472,681.20 × 844,814,423.20
  4. Step 4: Simplify right side
    2,072,315,120.80x = 2,626,082,555,200,935,424
  5. Step 5: Solve for x
    x = 2,626,082,555,200,935,424/2,072,315,120.80
  6. Step 6: Final answer
    x = 1,267,221,634.80

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Double scale
Find fourth proportional to 2,072,315,121.80, 3,108,472,682.70 and 844,814,424.20
Similar ratio
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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.