Home / 331,801,692.37-497,647,048.63-121,668,955.66

Finding the Fourth Proportional to 331,801,692.37, 497,647,048.63 and 121,668,955.66

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Solution

The fourth proportional to 331,801,692.37, 497,647,048.63 and 121,668,955.66 is: 182,483,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,801,692.37 : 497,647,048.63 = 121,668,955.66 : x
  2. Step 2: Convert to fraction form
    331,801,692.37/497,647,048.63 = 121,668,955.66/x
  3. Step 3: Cross multiply
    331,801,692.37x = 497,647,048.63 × 121,668,955.66
  4. Step 4: Simplify right side
    331,801,692.37x = 60,548,196,692,849,216
  5. Step 5: Solve for x
    x = 60,548,196,692,849,216/331,801,692.37
  6. Step 6: Final answer
    x = 182,483,085.79

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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.