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Finding the Fourth Proportional to 111,977,342, 167,966,013 and 26,876,798

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Solution

The fourth proportional to 111,977,342, 167,966,013 and 26,876,798 is: 40,315,197

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,977,342 : 167,966,013 = 26,876,798 : x
  2. Step 2: Convert to fraction form
    111,977,342/167,966,013 = 26,876,798/x
  3. Step 3: Cross multiply
    111,977,342x = 167,966,013 × 26,876,798
  4. Step 4: Simplify right side
    111,977,342x = 4,514,388,602,266,374
  5. Step 5: Solve for x
    x = 4,514,388,602,266,374/111,977,342
  6. Step 6: Final answer
    x = 40,315,197

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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.