Home / 351,792,392.76-485,474,074.02-195,159,503.52

Finding the Fourth Proportional to 351,792,392.76, 485,474,074.02 and 195,159,503.52

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Solution

The fourth proportional to 351,792,392.76, 485,474,074.02 and 195,159,503.52 is: 269,320,432.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,792,392.76 : 485,474,074.02 = 195,159,503.52 : x
  2. Step 2: Convert to fraction form
    351,792,392.76/485,474,074.02 = 195,159,503.52/x
  3. Step 3: Cross multiply
    351,792,392.76x = 485,474,074.02 × 195,159,503.52
  4. Step 4: Simplify right side
    351,792,392.76x = 94,744,879,257,574,928
  5. Step 5: Solve for x
    x = 94,744,879,257,574,928/351,792,392.76
  6. Step 6: Final answer
    x = 269,320,432.19

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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.