Home / 656,057,913.40-984,097,367.70-171,383,721.40

Finding the Fourth Proportional to 656,057,913.40, 984,097,367.70 and 171,383,721.40

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Solution

The fourth proportional to 656,057,913.40, 984,097,367.70 and 171,383,721.40 is: 257,078,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,057,913.40 : 984,097,367.70 = 171,383,721.40 : x
  2. Step 2: Convert to fraction form
    656,057,913.40/984,097,367.70 = 171,383,721.40/x
  3. Step 3: Cross multiply
    656,057,913.40x = 984,097,367.70 × 171,383,721.40
  4. Step 4: Simplify right side
    656,057,913.40x = 168,658,269,096,370,176
  5. Step 5: Solve for x
    x = 168,658,269,096,370,176/656,057,913.40
  6. Step 6: Final answer
    x = 257,078,324.42

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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.