Home / 330,986,199.51-456,760,933.67-191,837,674.49

Finding the Fourth Proportional to 330,986,199.51, 456,760,933.67 and 191,837,674.49

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Solution

The fourth proportional to 330,986,199.51, 456,760,933.67 and 191,837,674.49 is: 264,735,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,986,199.51 : 456,760,933.67 = 191,837,674.49 : x
  2. Step 2: Convert to fraction form
    330,986,199.51/456,760,933.67 = 191,837,674.49/x
  3. Step 3: Cross multiply
    330,986,199.51x = 456,760,933.67 × 191,837,674.49
  4. Step 4: Simplify right side
    330,986,199.51x = 87,623,955,311,329,744
  5. Step 5: Solve for x
    x = 87,623,955,311,329,744/330,986,199.51
  6. Step 6: Final answer
    x = 264,735,978.24

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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.