Home / 352,339,271.20-528,508,906.80-158,343,623.20

Finding the Fourth Proportional to 352,339,271.20, 528,508,906.80 and 158,343,623.20

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Solution

The fourth proportional to 352,339,271.20, 528,508,906.80 and 158,343,623.20 is: 237,515,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,339,271.20 : 528,508,906.80 = 158,343,623.20 : x
  2. Step 2: Convert to fraction form
    352,339,271.20/528,508,906.80 = 158,343,623.20/x
  3. Step 3: Cross multiply
    352,339,271.20x = 528,508,906.80 × 158,343,623.20
  4. Step 4: Simplify right side
    352,339,271.20x = 83,686,015,196,183,120
  5. Step 5: Solve for x
    x = 83,686,015,196,183,120/352,339,271.20
  6. Step 6: Final answer
    x = 237,515,434.80

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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.