Home / 353,627,456.35-484,471,968.20-340,373,230.33

Finding the Fourth Proportional to 353,627,456.35, 484,471,968.20 and 340,373,230.33

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Solution

The fourth proportional to 353,627,456.35, 484,471,968.20 and 340,373,230.33 is: 466,313,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,627,456.35 : 484,471,968.20 = 340,373,230.33 : x
  2. Step 2: Convert to fraction form
    353,627,456.35/484,471,968.20 = 340,373,230.33/x
  3. Step 3: Cross multiply
    353,627,456.35x = 484,471,968.20 × 340,373,230.33
  4. Step 4: Simplify right side
    353,627,456.35x = 164,901,288,820,206,784
  5. Step 5: Solve for x
    x = 164,901,288,820,206,784/353,627,456.35
  6. Step 6: Final answer
    x = 466,313,590.36

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.