Home / 205,314,364.50-307,985,716.89-59,749,131.66

Finding the Fourth Proportional to 205,314,364.50, 307,985,716.89 and 59,749,131.66

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Solution

The fourth proportional to 205,314,364.50, 307,985,716.89 and 59,749,131.66 is: 89,627,821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,314,364.50 : 307,985,716.89 = 59,749,131.66 : x
  2. Step 2: Convert to fraction form
    205,314,364.50/307,985,716.89 = 59,749,131.66/x
  3. Step 3: Cross multiply
    205,314,364.50x = 307,985,716.89 × 59,749,131.66
  4. Step 4: Simplify right side
    205,314,364.50x = 18,401,879,147,860,092
  5. Step 5: Solve for x
    x = 18,401,879,147,860,092/205,314,364.50
  6. Step 6: Final answer
    x = 89,627,821.18

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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.