Home / 110,379,254.40-165,443,329.44-67,153,173.12

Finding the Fourth Proportional to 110,379,254.40, 165,443,329.44 and 67,153,173.12

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Solution

The fourth proportional to 110,379,254.40, 165,443,329.44 and 67,153,173.12 is: 100,653,375.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,379,254.40 : 165,443,329.44 = 67,153,173.12 : x
  2. Step 2: Convert to fraction form
    110,379,254.40/165,443,329.44 = 67,153,173.12/x
  3. Step 3: Cross multiply
    110,379,254.40x = 165,443,329.44 × 67,153,173.12
  4. Step 4: Simplify right side
    110,379,254.40x = 11,110,044,543,433,514
  5. Step 5: Solve for x
    x = 11,110,044,543,433,514/110,379,254.40
  6. Step 6: Final answer
    x = 100,653,375.53

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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.