Home / 171,307,412.68-236,404,529.36-92,991,019.22

Finding the Fourth Proportional to 171,307,412.68, 236,404,529.36 and 92,991,019.22

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Solution

The fourth proportional to 171,307,412.68, 236,404,529.36 and 92,991,019.22 is: 128,327,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,307,412.68 : 236,404,529.36 = 92,991,019.22 : x
  2. Step 2: Convert to fraction form
    171,307,412.68/236,404,529.36 = 92,991,019.22/x
  3. Step 3: Cross multiply
    171,307,412.68x = 236,404,529.36 × 92,991,019.22
  4. Step 4: Simplify right side
    171,307,412.68x = 21,983,498,133,410,816
  5. Step 5: Solve for x
    x = 21,983,498,133,410,816/171,307,412.68
  6. Step 6: Final answer
    x = 128,327,769.30

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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.