Home / 204,593,537.78-307,084,326.93-126,634,622.91

Finding the Fourth Proportional to 204,593,537.78, 307,084,326.93 and 126,634,622.91

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Solution

The fourth proportional to 204,593,537.78, 307,084,326.93 and 126,634,622.91 is: 190,072,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,593,537.78 : 307,084,326.93 = 126,634,622.91 : x
  2. Step 2: Convert to fraction form
    204,593,537.78/307,084,326.93 = 126,634,622.91/x
  3. Step 3: Cross multiply
    204,593,537.78x = 307,084,326.93 × 126,634,622.91
  4. Step 4: Simplify right side
    204,593,537.78x = 38,887,507,941,200,144
  5. Step 5: Solve for x
    x = 38,887,507,941,200,144/204,593,537.78
  6. Step 6: Final answer
    x = 190,072,024.58

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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.