Home / 216,524,695.02-298,803,755.97-117,405,262.32

Finding the Fourth Proportional to 216,524,695.02, 298,803,755.97 and 117,405,262.32

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Solution

The fourth proportional to 216,524,695.02, 298,803,755.97 and 117,405,262.32 is: 162,019,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,524,695.02 : 298,803,755.97 = 117,405,262.32 : x
  2. Step 2: Convert to fraction form
    216,524,695.02/298,803,755.97 = 117,405,262.32/x
  3. Step 3: Cross multiply
    216,524,695.02x = 298,803,755.97 × 117,405,262.32
  4. Step 4: Simplify right side
    216,524,695.02x = 35,081,133,351,859,116
  5. Step 5: Solve for x
    x = 35,081,133,351,859,116/216,524,695.02
  6. Step 6: Final answer
    x = 162,019,086.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.