Home / 282,724,520.40-424,086,780.60-190,891,515.60

Finding the Fourth Proportional to 282,724,520.40, 424,086,780.60 and 190,891,515.60

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Solution

The fourth proportional to 282,724,520.40, 424,086,780.60 and 190,891,515.60 is: 286,337,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,724,520.40 : 424,086,780.60 = 190,891,515.60 : x
  2. Step 2: Convert to fraction form
    282,724,520.40/424,086,780.60 = 190,891,515.60/x
  3. Step 3: Cross multiply
    282,724,520.40x = 424,086,780.60 × 190,891,515.60
  4. Step 4: Simplify right side
    282,724,520.40x = 80,954,568,294,658,672
  5. Step 5: Solve for x
    x = 80,954,568,294,658,672/282,724,520.40
  6. Step 6: Final answer
    x = 286,337,273.40

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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.