Home / 170,816,415.90-256,224,623.85-162,880,230.30

Finding the Fourth Proportional to 170,816,415.90, 256,224,623.85 and 162,880,230.30

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Solution

The fourth proportional to 170,816,415.90, 256,224,623.85 and 162,880,230.30 is: 244,320,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,816,415.90 : 256,224,623.85 = 162,880,230.30 : x
  2. Step 2: Convert to fraction form
    170,816,415.90/256,224,623.85 = 162,880,230.30/x
  3. Step 3: Cross multiply
    170,816,415.90x = 256,224,623.85 × 162,880,230.30
  4. Step 4: Simplify right side
    170,816,415.90x = 41,733,925,741,218,872
  5. Step 5: Solve for x
    x = 41,733,925,741,218,872/170,816,415.90
  6. Step 6: Final answer
    x = 244,320,345.45

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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.