Home / 136,422,351.90-204,635,277.45-45,545,940.90

Finding the Fourth Proportional to 136,422,351.90, 204,635,277.45 and 45,545,940.90

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Solution

The fourth proportional to 136,422,351.90, 204,635,277.45 and 45,545,940.90 is: 68,319,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,422,351.90 : 204,635,277.45 = 45,545,940.90 : x
  2. Step 2: Convert to fraction form
    136,422,351.90/204,635,277.45 = 45,545,940.90/x
  3. Step 3: Cross multiply
    136,422,351.90x = 204,635,277.45 × 45,545,940.90
  4. Step 4: Simplify right side
    136,422,351.90x = 9,320,306,252,792,802
  5. Step 5: Solve for x
    x = 9,320,306,252,792,802/136,422,351.90
  6. Step 6: Final answer
    x = 68,319,495.47

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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.