Home / 1,376,995,238.20-2,065,898,101.98-444,300,589.06

Finding the Fourth Proportional to 1,376,995,238.20, 2,065,898,101.98 and 444,300,589.06

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Solution

The fourth proportional to 1,376,995,238.20, 2,065,898,101.98 and 444,300,589.06 is: 666,581,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,995,238.20 : 2,065,898,101.98 = 444,300,589.06 : x
  2. Step 2: Convert to fraction form
    1,376,995,238.20/2,065,898,101.98 = 444,300,589.06/x
  3. Step 3: Cross multiply
    1,376,995,238.20x = 2,065,898,101.98 × 444,300,589.06
  4. Step 4: Simplify right side
    1,376,995,238.20x = 917,879,743,647,649,920
  5. Step 5: Solve for x
    x = 917,879,743,647,649,920/1,376,995,238.20
  6. Step 6: Final answer
    x = 666,581,639.63

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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.