Home / 104,107,484.90-143,668,342.78-57,700,734.86

Finding the Fourth Proportional to 104,107,484.90, 143,668,342.78 and 57,700,734.86

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Solution

The fourth proportional to 104,107,484.90, 143,668,342.78 and 57,700,734.86 is: 79,627,021.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,107,484.90 : 143,668,342.78 = 57,700,734.86 : x
  2. Step 2: Convert to fraction form
    104,107,484.90/143,668,342.78 = 57,700,734.86/x
  3. Step 3: Cross multiply
    104,107,484.90x = 143,668,342.78 × 57,700,734.86
  4. Step 4: Simplify right side
    104,107,484.90x = 8,289,768,954,524,375
  5. Step 5: Solve for x
    x = 8,289,768,954,524,375/104,107,484.90
  6. Step 6: Final answer
    x = 79,627,021.65

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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.