Home / 105,544,057.52-158,313,844.20-28,867,085.84

Finding the Fourth Proportional to 105,544,057.52, 158,313,844.20 and 28,867,085.84

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Solution

The fourth proportional to 105,544,057.52, 158,313,844.20 and 28,867,085.84 is: 43,300,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,544,057.52 : 158,313,844.20 = 28,867,085.84 : x
  2. Step 2: Convert to fraction form
    105,544,057.52/158,313,844.20 = 28,867,085.84/x
  3. Step 3: Cross multiply
    105,544,057.52x = 158,313,844.20 × 28,867,085.84
  4. Step 4: Simplify right side
    105,544,057.52x = 4,570,059,330,181,786
  5. Step 5: Solve for x
    x = 4,570,059,330,181,786/105,544,057.52
  6. Step 6: Final answer
    x = 43,300,015.53

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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.