Home / 282,743,147.60-424,114,721.40-210,183,736.40

Finding the Fourth Proportional to 282,743,147.60, 424,114,721.40 and 210,183,736.40

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Solution

The fourth proportional to 282,743,147.60, 424,114,721.40 and 210,183,736.40 is: 315,275,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,743,147.60 : 424,114,721.40 = 210,183,736.40 : x
  2. Step 2: Convert to fraction form
    282,743,147.60/424,114,721.40 = 210,183,736.40/x
  3. Step 3: Cross multiply
    282,743,147.60x = 424,114,721.40 × 210,183,736.40
  4. Step 4: Simplify right side
    282,743,147.60x = 89,142,016,806,097,040
  5. Step 5: Solve for x
    x = 89,142,016,806,097,040/282,743,147.60
  6. Step 6: Final answer
    x = 315,275,604.60

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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.