Home / 345,963,662.32-477,429,542.68-195,288,040.48

Finding the Fourth Proportional to 345,963,662.32, 477,429,542.68 and 195,288,040.48

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Solution

The fourth proportional to 345,963,662.32, 477,429,542.68 and 195,288,040.48 is: 269,497,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,963,662.32 : 477,429,542.68 = 195,288,040.48 : x
  2. Step 2: Convert to fraction form
    345,963,662.32/477,429,542.68 = 195,288,040.48/x
  3. Step 3: Cross multiply
    345,963,662.32x = 477,429,542.68 × 195,288,040.48
  4. Step 4: Simplify right side
    345,963,662.32x = 93,236,279,853,876,144
  5. Step 5: Solve for x
    x = 93,236,279,853,876,144/345,963,662.32
  6. Step 6: Final answer
    x = 269,497,320.12

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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.