Home / 79,194,933.08-109,289,243.05-43,915,223.59

Finding the Fourth Proportional to 79,194,933.08, 109,289,243.05 and 43,915,223.59

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Solution

The fourth proportional to 79,194,933.08, 109,289,243.05 and 43,915,223.59 is: 60,603,139.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194,933.08 : 109,289,243.05 = 43,915,223.59 : x
  2. Step 2: Convert to fraction form
    79,194,933.08/109,289,243.05 = 43,915,223.59/x
  3. Step 3: Cross multiply
    79,194,933.08x = 109,289,243.05 × 43,915,223.59
  4. Step 4: Simplify right side
    79,194,933.08x = 4,799,461,544,139,592
  5. Step 5: Solve for x
    x = 4,799,461,544,139,592/79,194,933.08
  6. Step 6: Final answer
    x = 60,603,139.09

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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.