Home / 119,848,321.34-165,343,625.59-69,603,986.86

Finding the Fourth Proportional to 119,848,321.34, 165,343,625.59 and 69,603,986.86

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Solution

The fourth proportional to 119,848,321.34, 165,343,625.59 and 69,603,986.86 is: 96,026,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,848,321.34 : 165,343,625.59 = 69,603,986.86 : x
  2. Step 2: Convert to fraction form
    119,848,321.34/165,343,625.59 = 69,603,986.86/x
  3. Step 3: Cross multiply
    119,848,321.34x = 165,343,625.59 × 69,603,986.86
  4. Step 4: Simplify right side
    119,848,321.34x = 11,508,575,542,951,120
  5. Step 5: Solve for x
    x = 11,508,575,542,951,120/119,848,321.34
  6. Step 6: Final answer
    x = 96,026,172.20

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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.