Home / 300,353,017.53-414,467,069.77-166,381,862.05

Finding the Fourth Proportional to 300,353,017.53, 414,467,069.77 and 166,381,862.05

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Solution

The fourth proportional to 300,353,017.53, 414,467,069.77 and 166,381,862.05 is: 229,595,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,353,017.53 : 414,467,069.77 = 166,381,862.05 : x
  2. Step 2: Convert to fraction form
    300,353,017.53/414,467,069.77 = 166,381,862.05/x
  3. Step 3: Cross multiply
    300,353,017.53x = 414,467,069.77 × 166,381,862.05
  4. Step 4: Simplify right side
    300,353,017.53x = 68,959,802,826,739,864
  5. Step 5: Solve for x
    x = 68,959,802,826,739,864/300,353,017.53
  6. Step 6: Final answer
    x = 229,595,838.24

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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.