Home / 326,095,665.20-489,143,497.80-222,783,534.80

Finding the Fourth Proportional to 326,095,665.20, 489,143,497.80 and 222,783,534.80

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Solution

The fourth proportional to 326,095,665.20, 489,143,497.80 and 222,783,534.80 is: 334,175,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,095,665.20 : 489,143,497.80 = 222,783,534.80 : x
  2. Step 2: Convert to fraction form
    326,095,665.20/489,143,497.80 = 222,783,534.80/x
  3. Step 3: Cross multiply
    326,095,665.20x = 489,143,497.80 × 222,783,534.80
  4. Step 4: Simplify right side
    326,095,665.20x = 108,973,117,464,320,032
  5. Step 5: Solve for x
    x = 108,973,117,464,320,032/326,095,665.20
  6. Step 6: Final answer
    x = 334,175,302.20

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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.