Home / 232,473,720.64-320,801,883.60-128,049,544.48

Finding the Fourth Proportional to 232,473,720.64, 320,801,883.60 and 128,049,544.48

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Solution

The fourth proportional to 232,473,720.64, 320,801,883.60 and 128,049,544.48 is: 176,701,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,473,720.64 : 320,801,883.60 = 128,049,544.48 : x
  2. Step 2: Convert to fraction form
    232,473,720.64/320,801,883.60 = 128,049,544.48/x
  3. Step 3: Cross multiply
    232,473,720.64x = 320,801,883.60 × 128,049,544.48
  4. Step 4: Simplify right side
    232,473,720.64x = 41,078,535,063,305,984
  5. Step 5: Solve for x
    x = 41,078,535,063,305,984/232,473,720.64
  6. Step 6: Final answer
    x = 176,701,843.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.