Home / 619,382,337,408.09-854,634,158,426.67-345,021,162,187.26

Finding the Fourth Proportional to 619,382,337,408.09, 854,634,158,426.67 and 345,021,162,187.26

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Solution

The fourth proportional to 619,382,337,408.09, 854,634,158,426.67 and 345,021,162,187.26 is: 476,065,997,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,382,337,408.09 : 854,634,158,426.67 = 345,021,162,187.26 : x
  2. Step 2: Convert to fraction form
    619,382,337,408.09/854,634,158,426.67 = 345,021,162,187.26/x
  3. Step 3: Cross multiply
    619,382,337,408.09x = 854,634,158,426.67 × 345,021,162,187.26
  4. Step 4: Simplify right side
    619,382,337,408.09x = 294,866,870,585,300,583,710,720
  5. Step 5: Solve for x
    x = 294,866,870,585,300,583,710,720/619,382,337,408.09
  6. Step 6: Final answer
    x = 476,065,997,973.43

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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.