Home / 387,134,274.63-580,701,967.36-295,538,076.37

Finding the Fourth Proportional to 387,134,274.63, 580,701,967.36 and 295,538,076.37

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Solution

The fourth proportional to 387,134,274.63, 580,701,967.36 and 295,538,076.37 is: 443,307,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,134,274.63 : 580,701,967.36 = 295,538,076.37 : x
  2. Step 2: Convert to fraction form
    387,134,274.63/580,701,967.36 = 295,538,076.37/x
  3. Step 3: Cross multiply
    387,134,274.63x = 580,701,967.36 × 295,538,076.37
  4. Step 4: Simplify right side
    387,134,274.63x = 171,619,542,377,835,936
  5. Step 5: Solve for x
    x = 171,619,542,377,835,936/387,134,274.63
  6. Step 6: Final answer
    x = 443,307,538.55

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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.