Home / 333,008,989.52-459,497,583.24-209,161,447.76

Finding the Fourth Proportional to 333,008,989.52, 459,497,583.24 and 209,161,447.76

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Solution

The fourth proportional to 333,008,989.52, 459,497,583.24 and 209,161,447.76 is: 288,608,364.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,008,989.52 : 459,497,583.24 = 209,161,447.76 : x
  2. Step 2: Convert to fraction form
    333,008,989.52/459,497,583.24 = 209,161,447.76/x
  3. Step 3: Cross multiply
    333,008,989.52x = 459,497,583.24 × 209,161,447.76
  4. Step 4: Simplify right side
    333,008,989.52x = 96,109,179,752,699,504
  5. Step 5: Solve for x
    x = 96,109,179,752,699,504/333,008,989.52
  6. Step 6: Final answer
    x = 288,608,364.27

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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.