Home / 240,580,108.77-361,021,968.87-102,405,495.23

Finding the Fourth Proportional to 240,580,108.77, 361,021,968.87 and 102,405,495.23

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Solution

The fourth proportional to 240,580,108.77, 361,021,968.87 and 102,405,495.23 is: 153,672,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,580,108.77 : 361,021,968.87 = 102,405,495.23 : x
  2. Step 2: Convert to fraction form
    240,580,108.77/361,021,968.87 = 102,405,495.23/x
  3. Step 3: Cross multiply
    240,580,108.77x = 361,021,968.87 × 102,405,495.23
  4. Step 4: Simplify right side
    240,580,108.77x = 36,970,633,511,041,992
  5. Step 5: Solve for x
    x = 36,970,633,511,041,992/240,580,108.77
  6. Step 6: Final answer
    x = 153,672,860.57

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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.