Home / 322,579,957,044.63-445,158,788,620.12-178,062,822,610.86

Finding the Fourth Proportional to 322,579,957,044.63, 445,158,788,620.12 and 178,062,822,610.86

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Solution

The fourth proportional to 322,579,957,044.63, 445,158,788,620.12 and 178,062,822,610.86 is: 245,725,838,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,579,957,044.63 : 445,158,788,620.12 = 178,062,822,610.86 : x
  2. Step 2: Convert to fraction form
    322,579,957,044.63/445,158,788,620.12 = 178,062,822,610.86/x
  3. Step 3: Cross multiply
    322,579,957,044.63x = 445,158,788,620.12 × 178,062,822,610.86
  4. Step 4: Simplify right side
    322,579,957,044.63x = 79,266,230,411,729,748,099,072
  5. Step 5: Solve for x
    x = 79,266,230,411,729,748,099,072/322,579,957,044.63
  6. Step 6: Final answer
    x = 245,725,838,449.30

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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.