Home / 200,216,426.40-300,324,639.60-177,541,610.40

Finding the Fourth Proportional to 200,216,426.40, 300,324,639.60 and 177,541,610.40

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Solution

The fourth proportional to 200,216,426.40, 300,324,639.60 and 177,541,610.40 is: 266,312,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,216,426.40 : 300,324,639.60 = 177,541,610.40 : x
  2. Step 2: Convert to fraction form
    200,216,426.40/300,324,639.60 = 177,541,610.40/x
  3. Step 3: Cross multiply
    200,216,426.40x = 300,324,639.60 × 177,541,610.40
  4. Step 4: Simplify right side
    200,216,426.40x = 53,320,120,157,383,616
  5. Step 5: Solve for x
    x = 53,320,120,157,383,616/200,216,426.40
  6. Step 6: Final answer
    x = 266,312,415.60

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1.5x scale

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.