Home / 77,401,552.22-116,102,566.92-19,109,236.91

Finding the Fourth Proportional to 77,401,552.22, 116,102,566.92 and 19,109,236.91

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Solution

The fourth proportional to 77,401,552.22, 116,102,566.92 and 19,109,236.91 is: 28,663,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,401,552.22 : 116,102,566.92 = 19,109,236.91 : x
  2. Step 2: Convert to fraction form
    77,401,552.22/116,102,566.92 = 19,109,236.91/x
  3. Step 3: Cross multiply
    77,401,552.22x = 116,102,566.92 × 19,109,236.91
  4. Step 4: Simplify right side
    77,401,552.22x = 2,218,631,456,624,556
  5. Step 5: Solve for x
    x = 2,218,631,456,624,556/77,401,552.22
  6. Step 6: Final answer
    x = 28,663,914.26

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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.