Home / 648,530,324.64-972,959,733.36-188,458,619.04

Finding the Fourth Proportional to 648,530,324.64, 972,959,733.36 and 188,458,619.04

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Solution

The fourth proportional to 648,530,324.64, 972,959,733.36 and 188,458,619.04 is: 282,735,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,530,324.64 : 972,959,733.36 = 188,458,619.04 : x
  2. Step 2: Convert to fraction form
    648,530,324.64/972,959,733.36 = 188,458,619.04/x
  3. Step 3: Cross multiply
    648,530,324.64x = 972,959,733.36 × 188,458,619.04
  4. Step 4: Simplify right side
    648,530,324.64x = 183,362,647,730,552,224
  5. Step 5: Solve for x
    x = 183,362,647,730,552,224/648,530,324.64
  6. Step 6: Final answer
    x = 282,735,657.48

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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.