Home / 3,672,885,812.80-5,509,328,719.20-2,019,891,726.40

Finding the Fourth Proportional to 3,672,885,812.80, 5,509,328,719.20 and 2,019,891,726.40

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Solution

The fourth proportional to 3,672,885,812.80, 5,509,328,719.20 and 2,019,891,726.40 is: 3,029,837,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,885,812.80 : 5,509,328,719.20 = 2,019,891,726.40 : x
  2. Step 2: Convert to fraction form
    3,672,885,812.80/5,509,328,719.20 = 2,019,891,726.40/x
  3. Step 3: Cross multiply
    3,672,885,812.80x = 5,509,328,719.20 × 2,019,891,726.40
  4. Step 4: Simplify right side
    3,672,885,812.80x = 11,128,247,497,929,988,096
  5. Step 5: Solve for x
    x = 11,128,247,497,929,988,096/3,672,885,812.80
  6. Step 6: Final answer
    x = 3,029,837,589.60

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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.