Home / 1,890,489,851.66-2,606,450,875.80-1,550,144,406.44

Finding the Fourth Proportional to 1,890,489,851.66, 2,606,450,875.80 and 1,550,144,406.44

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Solution

The fourth proportional to 1,890,489,851.66, 2,606,450,875.80 and 1,550,144,406.44 is: 2,137,210,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,489,851.66 : 2,606,450,875.80 = 1,550,144,406.44 : x
  2. Step 2: Convert to fraction form
    1,890,489,851.66/2,606,450,875.80 = 1,550,144,406.44/x
  3. Step 3: Cross multiply
    1,890,489,851.66x = 2,606,450,875.80 × 1,550,144,406.44
  4. Step 4: Simplify right side
    1,890,489,851.66x = 4,040,375,245,782,009,856
  5. Step 5: Solve for x
    x = 4,040,375,245,782,009,856/1,890,489,851.66
  6. Step 6: Final answer
    x = 2,137,210,756.37

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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.