Home / 53,085,309.92-79,500,418.80-30,297,119.84

Finding the Fourth Proportional to 53,085,309.92, 79,500,418.80 and 30,297,119.84

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Solution

The fourth proportional to 53,085,309.92, 79,500,418.80 and 30,297,119.84 is: 45,372,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,085,309.92 : 79,500,418.80 = 30,297,119.84 : x
  2. Step 2: Convert to fraction form
    53,085,309.92/79,500,418.80 = 30,297,119.84/x
  3. Step 3: Cross multiply
    53,085,309.92x = 79,500,418.80 × 30,297,119.84
  4. Step 4: Simplify right side
    53,085,309.92x = 2,408,633,715,713,789
  5. Step 5: Solve for x
    x = 2,408,633,715,713,789/53,085,309.92
  6. Step 6: Final answer
    x = 45,372,886.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.