Home / 200,437,433.50-276,598,953.75-117,936,561.82

Finding the Fourth Proportional to 200,437,433.50, 276,598,953.75 and 117,936,561.82

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Solution

The fourth proportional to 200,437,433.50, 276,598,953.75 and 117,936,561.82 is: 162,749,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,437,433.50 : 276,598,953.75 = 117,936,561.82 : x
  2. Step 2: Convert to fraction form
    200,437,433.50/276,598,953.75 = 117,936,561.82/x
  3. Step 3: Cross multiply
    200,437,433.50x = 276,598,953.75 × 117,936,561.82
  4. Step 4: Simplify right side
    200,437,433.50x = 32,621,129,608,284,192
  5. Step 5: Solve for x
    x = 32,621,129,608,284,192/200,437,433.50
  6. Step 6: Final answer
    x = 162,749,687.21

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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.