Home / 786,806,816.00-1,180,194,020.15-262,214,007.37

Finding the Fourth Proportional to 786,806,816.00, 1,180,194,020.15 and 262,214,007.37

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Solution

The fourth proportional to 786,806,816.00, 1,180,194,020.15 and 262,214,007.37 is: 393,315,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,806,816.00 : 1,180,194,020.15 = 262,214,007.37 : x
  2. Step 2: Convert to fraction form
    786,806,816.00/1,180,194,020.15 = 262,214,007.37/x
  3. Step 3: Cross multiply
    786,806,816.00x = 1,180,194,020.15 × 262,214,007.37
  4. Step 4: Simplify right side
    786,806,816.00x = 309,463,403,493,380,480
  5. Step 5: Solve for x
    x = 309,463,403,493,380,480/786,806,816.00
  6. Step 6: Final answer
    x = 393,315,610.90

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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.