Home / 170,816,426.40-256,224,639.60-162,880,240.80

Finding the Fourth Proportional to 170,816,426.40, 256,224,639.60 and 162,880,240.80

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Solution

The fourth proportional to 170,816,426.40, 256,224,639.60 and 162,880,240.80 is: 244,320,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,816,426.40 : 256,224,639.60 = 162,880,240.80 : x
  2. Step 2: Convert to fraction form
    170,816,426.40/256,224,639.60 = 162,880,240.80/x
  3. Step 3: Cross multiply
    170,816,426.40x = 256,224,639.60 × 162,880,240.80
  4. Step 4: Simplify right side
    170,816,426.40x = 41,733,930,996,941,216
  5. Step 5: Solve for x
    x = 41,733,930,996,941,216/170,816,426.40
  6. Step 6: Final answer
    x = 244,320,361.20

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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.