Home / 479,728,550.04-662,059,656.75-265,142,578.43

Finding the Fourth Proportional to 479,728,550.04, 662,059,656.75 and 265,142,578.43

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Solution

The fourth proportional to 479,728,550.04, 662,059,656.75 and 265,142,578.43 is: 365,915,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,728,550.04 : 662,059,656.75 = 265,142,578.43 : x
  2. Step 2: Convert to fraction form
    479,728,550.04/662,059,656.75 = 265,142,578.43/x
  3. Step 3: Cross multiply
    479,728,550.04x = 662,059,656.75 × 265,142,578.43
  4. Step 4: Simplify right side
    479,728,550.04x = 175,540,204,467,359,520
  5. Step 5: Solve for x
    x = 175,540,204,467,359,520/479,728,550.04
  6. Step 6: Final answer
    x = 365,915,692.23

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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.