Home / 330,986,045.26-456,760,720.81-191,837,519.63

Finding the Fourth Proportional to 330,986,045.26, 456,760,720.81 and 191,837,519.63

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Solution

The fourth proportional to 330,986,045.26, 456,760,720.81 and 191,837,519.63 is: 264,735,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,986,045.26 : 456,760,720.81 = 191,837,519.63 : x
  2. Step 2: Convert to fraction form
    330,986,045.26/456,760,720.81 = 191,837,519.63/x
  3. Step 3: Cross multiply
    330,986,045.26x = 456,760,720.81 × 191,837,519.63
  4. Step 4: Simplify right side
    330,986,045.26x = 87,623,843,744,601,328
  5. Step 5: Solve for x
    x = 87,623,843,744,601,328/330,986,045.26
  6. Step 6: Final answer
    x = 264,735,764.54

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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.