Home / 433,551,899.24-650,190,795.42-142,371,019.88

Finding the Fourth Proportional to 433,551,899.24, 650,190,795.42 and 142,371,019.88

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Solution

The fourth proportional to 433,551,899.24, 650,190,795.42 and 142,371,019.88 is: 213,511,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,551,899.24 : 650,190,795.42 = 142,371,019.88 : x
  2. Step 2: Convert to fraction form
    433,551,899.24/650,190,795.42 = 142,371,019.88/x
  3. Step 3: Cross multiply
    433,551,899.24x = 650,190,795.42 × 142,371,019.88
  4. Step 4: Simplify right side
    433,551,899.24x = 92,568,326,660,533,824
  5. Step 5: Solve for x
    x = 92,568,326,660,533,824/433,551,899.24
  6. Step 6: Final answer
    x = 213,511,523.82

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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.