Home / 10,860,873,047.40-16,284,642,289.82-4,220,749,051.24

Finding the Fourth Proportional to 10,860,873,047.40, 16,284,642,289.82 and 4,220,749,051.24

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Solution

The fourth proportional to 10,860,873,047.40, 16,284,642,289.82 and 4,220,749,051.24 is: 6,328,532,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860,873,047.40 : 16,284,642,289.82 = 4,220,749,051.24 : x
  2. Step 2: Convert to fraction form
    10,860,873,047.40/16,284,642,289.82 = 4,220,749,051.24/x
  3. Step 3: Cross multiply
    10,860,873,047.40x = 16,284,642,289.82 × 4,220,749,051.24
  4. Step 4: Simplify right side
    10,860,873,047.40x = 68,733,388,494,540,537,856
  5. Step 5: Solve for x
    x = 68,733,388,494,540,537,856/10,860,873,047.40
  6. Step 6: Final answer
    x = 6,328,532,540.12

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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.