Home / 31,866,773,327.56-43,980,003,408.57-18,136,904,805.25

Finding the Fourth Proportional to 31,866,773,327.56, 43,980,003,408.57 and 18,136,904,805.25

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Solution

The fourth proportional to 31,866,773,327.56, 43,980,003,408.57 and 18,136,904,805.25 is: 25,031,123,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,866,773,327.56 : 43,980,003,408.57 = 18,136,904,805.25 : x
  2. Step 2: Convert to fraction form
    31,866,773,327.56/43,980,003,408.57 = 18,136,904,805.25/x
  3. Step 3: Cross multiply
    31,866,773,327.56x = 43,980,003,408.57 × 18,136,904,805.25
  4. Step 4: Simplify right side
    31,866,773,327.56x = 797,661,135,155,804,635,136
  5. Step 5: Solve for x
    x = 797,661,135,155,804,635,136/31,866,773,327.56
  6. Step 6: Final answer
    x = 25,031,123,388.51

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1.5x scale

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.