Home / 79,238,317,860.33-109,349,745,712.29-43,109,555,676.09

Finding the Fourth Proportional to 79,238,317,860.33, 109,349,745,712.29 and 43,109,555,676.09

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Solution

The fourth proportional to 79,238,317,860.33, 109,349,745,712.29 and 43,109,555,676.09 is: 59,491,658,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,238,317,860.33 : 109,349,745,712.29 = 43,109,555,676.09 : x
  2. Step 2: Convert to fraction form
    79,238,317,860.33/109,349,745,712.29 = 43,109,555,676.09/x
  3. Step 3: Cross multiply
    79,238,317,860.33x = 109,349,745,712.29 × 43,109,555,676.09
  4. Step 4: Simplify right side
    79,238,317,860.33x = 4,714,018,950,950,249,037,824
  5. Step 5: Solve for x
    x = 4,714,018,950,950,249,037,824/79,238,317,860.33
  6. Step 6: Final answer
    x = 59,491,658,559.18

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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.