Home / 69,261,894.40-95,577,208.60-39,488,379.43

Finding the Fourth Proportional to 69,261,894.40, 95,577,208.60 and 39,488,379.43

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Solution

The fourth proportional to 69,261,894.40, 95,577,208.60 and 39,488,379.43 is: 54,491,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,261,894.40 : 95,577,208.60 = 39,488,379.43 : x
  2. Step 2: Convert to fraction form
    69,261,894.40/95,577,208.60 = 39,488,379.43/x
  3. Step 3: Cross multiply
    69,261,894.40x = 95,577,208.60 × 39,488,379.43
  4. Step 4: Simplify right side
    69,261,894.40x = 3,774,189,078,296,887
  5. Step 5: Solve for x
    x = 3,774,189,078,296,887/69,261,894.40
  6. Step 6: Final answer
    x = 54,491,565.83

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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.