Home / 1,891,108,950-2,609,703,108.84-1,044,372,100.32

Finding the Fourth Proportional to 1,891,108,950, 2,609,703,108.84 and 1,044,372,100.32

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Solution

The fourth proportional to 1,891,108,950, 2,609,703,108.84 and 1,044,372,100.32 is: 1,441,218,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,108,950 : 2,609,703,108.84 = 1,044,372,100.32 : x
  2. Step 2: Convert to fraction form
    1,891,108,950/2,609,703,108.84 = 1,044,372,100.32/x
  3. Step 3: Cross multiply
    1,891,108,950x = 2,609,703,108.84 × 1,044,372,100.32
  4. Step 4: Simplify right side
    1,891,108,950x = 2,725,501,116,990,864,896
  5. Step 5: Solve for x
    x = 2,725,501,116,990,864,896/1,891,108,950
  6. Step 6: Final answer
    x = 1,441,218,453.86

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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.