Home / 352,579,481.20-528,869,221.80-110,266,879.60

Finding the Fourth Proportional to 352,579,481.20, 528,869,221.80 and 110,266,879.60

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Solution

The fourth proportional to 352,579,481.20, 528,869,221.80 and 110,266,879.60 is: 165,400,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,579,481.20 : 528,869,221.80 = 110,266,879.60 : x
  2. Step 2: Convert to fraction form
    352,579,481.20/528,869,221.80 = 110,266,879.60/x
  3. Step 3: Cross multiply
    352,579,481.20x = 528,869,221.80 × 110,266,879.60
  4. Step 4: Simplify right side
    352,579,481.20x = 58,316,758,804,366,296
  5. Step 5: Solve for x
    x = 58,316,758,804,366,296/352,579,481.20
  6. Step 6: Final answer
    x = 165,400,319.40

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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.