Home / 101,910,917.37-152,715,210.54-74,852,303.61

Finding the Fourth Proportional to 101,910,917.37, 152,715,210.54 and 74,852,303.61

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Solution

The fourth proportional to 101,910,917.37, 152,715,210.54 and 74,852,303.61 is: 112,167,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,910,917.37 : 152,715,210.54 = 74,852,303.61 : x
  2. Step 2: Convert to fraction form
    101,910,917.37/152,715,210.54 = 74,852,303.61/x
  3. Step 3: Cross multiply
    101,910,917.37x = 152,715,210.54 × 74,852,303.61
  4. Step 4: Simplify right side
    101,910,917.37x = 11,431,085,305,205,152
  5. Step 5: Solve for x
    x = 11,431,085,305,205,152/101,910,917.37
  6. Step 6: Final answer
    x = 112,167,426.22

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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.