Home / 1,375,251,856.40-2,058,342,821.40-967,105,168.40

Finding the Fourth Proportional to 1,375,251,856.40, 2,058,342,821.40 and 967,105,168.40

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Solution

The fourth proportional to 1,375,251,856.40, 2,058,342,821.40 and 967,105,168.40 is: 1,447,468,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,251,856.40 : 2,058,342,821.40 = 967,105,168.40 : x
  2. Step 2: Convert to fraction form
    1,375,251,856.40/2,058,342,821.40 = 967,105,168.40/x
  3. Step 3: Cross multiply
    1,375,251,856.40x = 2,058,342,821.40 × 967,105,168.40
  4. Step 4: Simplify right side
    1,375,251,856.40x = 1,990,633,980,914,978,048
  5. Step 5: Solve for x
    x = 1,990,633,980,914,978,048/1,375,251,856.40
  6. Step 6: Final answer
    x = 1,447,468,673.94

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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.