Home / 114,619,405.80-171,929,108.70-107,895,412.20

Finding the Fourth Proportional to 114,619,405.80, 171,929,108.70 and 107,895,412.20

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Solution

The fourth proportional to 114,619,405.80, 171,929,108.70 and 107,895,412.20 is: 161,843,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,619,405.80 : 171,929,108.70 = 107,895,412.20 : x
  2. Step 2: Convert to fraction form
    114,619,405.80/171,929,108.70 = 107,895,412.20/x
  3. Step 3: Cross multiply
    114,619,405.80x = 171,929,108.70 × 107,895,412.20
  4. Step 4: Simplify right side
    114,619,405.80x = 18,550,362,052,365,104
  5. Step 5: Solve for x
    x = 18,550,362,052,365,104/114,619,405.80
  6. Step 6: Final answer
    x = 161,843,118.30

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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.