Home / 821,804,274.30-1,232,689,140.91-200,022,975.17

Finding the Fourth Proportional to 821,804,274.30, 1,232,689,140.91 and 200,022,975.17

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Solution

The fourth proportional to 821,804,274.30, 1,232,689,140.91 and 200,022,975.17 is: 300,030,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,804,274.30 : 1,232,689,140.91 = 200,022,975.17 : x
  2. Step 2: Convert to fraction form
    821,804,274.30/1,232,689,140.91 = 200,022,975.17/x
  3. Step 3: Cross multiply
    821,804,274.30x = 1,232,689,140.91 × 200,022,975.17
  4. Step 4: Simplify right side
    821,804,274.30x = 246,566,149,424,569,568
  5. Step 5: Solve for x
    x = 246,566,149,424,569,568/821,804,274.30
  6. Step 6: Final answer
    x = 300,030,259.19

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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.