Home / 109,535,112.36-164,060,490.42-74,909,456.28

Finding the Fourth Proportional to 109,535,112.36, 164,060,490.42 and 74,909,456.28

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Solution

The fourth proportional to 109,535,112.36, 164,060,490.42 and 74,909,456.28 is: 112,198,562.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,535,112.36 : 164,060,490.42 = 74,909,456.28 : x
  2. Step 2: Convert to fraction form
    109,535,112.36/164,060,490.42 = 74,909,456.28/x
  3. Step 3: Cross multiply
    109,535,112.36x = 164,060,490.42 × 74,909,456.28
  4. Step 4: Simplify right side
    109,535,112.36x = 12,289,682,134,392,348
  5. Step 5: Solve for x
    x = 12,289,682,134,392,348/109,535,112.36
  6. Step 6: Final answer
    x = 112,198,562.36

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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.