Home / 171,084,004.40-256,059,136.20-157,479,114.80

Finding the Fourth Proportional to 171,084,004.40, 256,059,136.20 and 157,479,114.80

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Solution

The fourth proportional to 171,084,004.40, 256,059,136.20 and 157,479,114.80 is: 235,696,880.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,084,004.40 : 256,059,136.20 = 157,479,114.80 : x
  2. Step 2: Convert to fraction form
    171,084,004.40/256,059,136.20 = 157,479,114.80/x
  3. Step 3: Cross multiply
    171,084,004.40x = 256,059,136.20 × 157,479,114.80
  4. Step 4: Simplify right side
    171,084,004.40x = 40,323,966,105,228,640
  5. Step 5: Solve for x
    x = 40,323,966,105,228,640/171,084,004.40
  6. Step 6: Final answer
    x = 235,696,880.29

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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.