Home / 79,859,044.86-110,205,555.42-43,189,615.86

Finding the Fourth Proportional to 79,859,044.86, 110,205,555.42 and 43,189,615.86

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Solution

The fourth proportional to 79,859,044.86, 110,205,555.42 and 43,189,615.86 is: 59,601,709.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,859,044.86 : 110,205,555.42 = 43,189,615.86 : x
  2. Step 2: Convert to fraction form
    79,859,044.86/110,205,555.42 = 43,189,615.86/x
  3. Step 3: Cross multiply
    79,859,044.86x = 110,205,555.42 × 43,189,615.86
  4. Step 4: Simplify right side
    79,859,044.86x = 4,759,735,604,227,741
  5. Step 5: Solve for x
    x = 4,759,735,604,227,741/79,859,044.86
  6. Step 6: Final answer
    x = 59,601,709.64

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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.