Home / 1,826,936,078.31-2,521,195,974.36-991,570,662.63

Finding the Fourth Proportional to 1,826,936,078.31, 2,521,195,974.36 and 991,570,662.63

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Solution

The fourth proportional to 1,826,936,078.31, 2,521,195,974.36 and 991,570,662.63 is: 1,368,380,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,936,078.31 : 2,521,195,974.36 = 991,570,662.63 : x
  2. Step 2: Convert to fraction form
    1,826,936,078.31/2,521,195,974.36 = 991,570,662.63/x
  3. Step 3: Cross multiply
    1,826,936,078.31x = 2,521,195,974.36 × 991,570,662.63
  4. Step 4: Simplify right side
    1,826,936,078.31x = 2,499,943,962,916,233,728
  5. Step 5: Solve for x
    x = 2,499,943,962,916,233,728/1,826,936,078.31
  6. Step 6: Final answer
    x = 1,368,380,641.55

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Double scale
Find fourth proportional to 1,826,936,079.31, 2,521,195,975.74 and 991,570,663.63
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1.5x scale

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.