Home / 352,568,015.40-528,852,023.10-350,300,533.80

Finding the Fourth Proportional to 352,568,015.40, 528,852,023.10 and 350,300,533.80

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Solution

The fourth proportional to 352,568,015.40, 528,852,023.10 and 350,300,533.80 is: 525,450,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,568,015.40 : 528,852,023.10 = 350,300,533.80 : x
  2. Step 2: Convert to fraction form
    352,568,015.40/528,852,023.10 = 350,300,533.80/x
  3. Step 3: Cross multiply
    352,568,015.40x = 528,852,023.10 × 350,300,533.80
  4. Step 4: Simplify right side
    352,568,015.40x = 185,257,145,993,139,936
  5. Step 5: Solve for x
    x = 185,257,145,993,139,936/352,568,015.40
  6. Step 6: Final answer
    x = 525,450,800.70

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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.