Home / 490,792,088,880.84-736,261,743,510.18-172,382,166,180.48

Finding the Fourth Proportional to 490,792,088,880.84, 736,261,743,510.18 and 172,382,166,180.48

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Solution

The fourth proportional to 490,792,088,880.84, 736,261,743,510.18 and 172,382,166,180.48 is: 258,599,103,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,792,088,880.84 : 736,261,743,510.18 = 172,382,166,180.48 : x
  2. Step 2: Convert to fraction form
    490,792,088,880.84/736,261,743,510.18 = 172,382,166,180.48/x
  3. Step 3: Cross multiply
    490,792,088,880.84x = 736,261,743,510.18 × 172,382,166,180.48
  4. Step 4: Simplify right side
    490,792,088,880.84x = 126,918,394,222,101,804,351,488
  5. Step 5: Solve for x
    x = 126,918,394,222,101,804,351,488/490,792,088,880.84
  6. Step 6: Final answer
    x = 258,599,103,566.47

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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.