Home / 103,950,400.22-143,451,555.16-57,540,654.15

Finding the Fourth Proportional to 103,950,400.22, 143,451,555.16 and 57,540,654.15

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Solution

The fourth proportional to 103,950,400.22, 143,451,555.16 and 57,540,654.15 is: 79,406,104.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,950,400.22 : 143,451,555.16 = 57,540,654.15 : x
  2. Step 2: Convert to fraction form
    103,950,400.22/143,451,555.16 = 57,540,654.15/x
  3. Step 3: Cross multiply
    103,950,400.22x = 143,451,555.16 × 57,540,654.15
  4. Step 4: Simplify right side
    103,950,400.22x = 8,254,296,322,741,207
  5. Step 5: Solve for x
    x = 8,254,296,322,741,207/103,950,400.22
  6. Step 6: Final answer
    x = 79,406,104.31

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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.