Home / 475,253,698,556.90-713,173,769,234.77-220,235,548,290.79

Finding the Fourth Proportional to 475,253,698,556.90, 713,173,769,234.77 and 220,235,548,290.79

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Solution

The fourth proportional to 475,253,698,556.90, 713,173,769,234.77 and 220,235,548,290.79 is: 330,489,203,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,253,698,556.90 : 713,173,769,234.77 = 220,235,548,290.79 : x
  2. Step 2: Convert to fraction form
    475,253,698,556.90/713,173,769,234.77 = 220,235,548,290.79/x
  3. Step 3: Cross multiply
    475,253,698,556.90x = 713,173,769,234.77 × 220,235,548,290.79
  4. Step 4: Simplify right side
    475,253,698,556.90x = 157,066,216,094,028,923,928,576
  5. Step 5: Solve for x
    x = 157,066,216,094,028,923,928,576/475,253,698,556.90
  6. Step 6: Final answer
    x = 330,489,203,073.98

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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.