Home / 746,557,388.40-1,119,836,082.60-337,626,879.60

Finding the Fourth Proportional to 746,557,388.40, 1,119,836,082.60 and 337,626,879.60

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Solution

The fourth proportional to 746,557,388.40, 1,119,836,082.60 and 337,626,879.60 is: 506,440,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,557,388.40 : 1,119,836,082.60 = 337,626,879.60 : x
  2. Step 2: Convert to fraction form
    746,557,388.40/1,119,836,082.60 = 337,626,879.60/x
  3. Step 3: Cross multiply
    746,557,388.40x = 1,119,836,082.60 × 337,626,879.60
  4. Step 4: Simplify right side
    746,557,388.40x = 378,086,762,231,725,824
  5. Step 5: Solve for x
    x = 378,086,762,231,725,824/746,557,388.40
  6. Step 6: Final answer
    x = 506,440,319.40

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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.