Home / 352,568,014.40-528,852,021.60-350,300,532.80

Finding the Fourth Proportional to 352,568,014.40, 528,852,021.60 and 350,300,532.80

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Solution

The fourth proportional to 352,568,014.40, 528,852,021.60 and 350,300,532.80 is: 525,450,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,568,014.40 : 528,852,021.60 = 350,300,532.80 : x
  2. Step 2: Convert to fraction form
    352,568,014.40/528,852,021.60 = 350,300,532.80/x
  3. Step 3: Cross multiply
    352,568,014.40x = 528,852,021.60 × 350,300,532.80
  4. Step 4: Simplify right side
    352,568,014.40x = 185,257,144,938,837,120
  5. Step 5: Solve for x
    x = 185,257,144,938,837,120/352,568,014.40
  6. Step 6: Final answer
    x = 525,450,799.20

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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.