Home / 1,259,491,070.75-1,738,726,935.23-783,334,918.13

Finding the Fourth Proportional to 1,259,491,070.75, 1,738,726,935.23 and 783,334,918.13

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Solution

The fourth proportional to 1,259,491,070.75, 1,738,726,935.23 and 783,334,918.13 is: 1,081,393,551.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,491,070.75 : 1,738,726,935.23 = 783,334,918.13 : x
  2. Step 2: Convert to fraction form
    1,259,491,070.75/1,738,726,935.23 = 783,334,918.13/x
  3. Step 3: Cross multiply
    1,259,491,070.75x = 1,738,726,935.23 × 783,334,918.13
  4. Step 4: Simplify right side
    1,259,491,070.75x = 1,362,005,521,452,004,096
  5. Step 5: Solve for x
    x = 1,362,005,521,452,004,096/1,259,491,070.75
  6. Step 6: Final answer
    x = 1,081,393,551.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.