Home / 997,057,391.70-1,495,586,087.55-827,188,079.70

Finding the Fourth Proportional to 997,057,391.70, 1,495,586,087.55 and 827,188,079.70

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Solution

The fourth proportional to 997,057,391.70, 1,495,586,087.55 and 827,188,079.70 is: 1,240,782,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,057,391.70 : 1,495,586,087.55 = 827,188,079.70 : x
  2. Step 2: Convert to fraction form
    997,057,391.70/1,495,586,087.55 = 827,188,079.70/x
  3. Step 3: Cross multiply
    997,057,391.70x = 1,495,586,087.55 × 827,188,079.70
  4. Step 4: Simplify right side
    997,057,391.70x = 1,237,130,983,786,520,576
  5. Step 5: Solve for x
    x = 1,237,130,983,786,520,576/997,057,391.70
  6. Step 6: Final answer
    x = 1,240,782,119.55

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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.