Home / 352,646,556.80-528,831,422.40-134,180,873.60

Finding the Fourth Proportional to 352,646,556.80, 528,831,422.40 and 134,180,873.60

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Solution

The fourth proportional to 352,646,556.80, 528,831,422.40 and 134,180,873.60 is: 201,218,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,646,556.80 : 528,831,422.40 = 134,180,873.60 : x
  2. Step 2: Convert to fraction form
    352,646,556.80/528,831,422.40 = 134,180,873.60/x
  3. Step 3: Cross multiply
    352,646,556.80x = 528,831,422.40 × 134,180,873.60
  4. Step 4: Simplify right side
    352,646,556.80x = 70,959,062,244,762,600
  5. Step 5: Solve for x
    x = 70,959,062,244,762,600/352,646,556.80
  6. Step 6: Final answer
    x = 201,218,644.78

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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.