Home / 1,826,998,493.83-2,521,259,787.45-991,623,236.65

Finding the Fourth Proportional to 1,826,998,493.83, 2,521,259,787.45 and 991,623,236.65

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Solution

The fourth proportional to 1,826,998,493.83, 2,521,259,787.45 and 991,623,236.65 is: 1,368,441,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,998,493.83 : 2,521,259,787.45 = 991,623,236.65 : x
  2. Step 2: Convert to fraction form
    1,826,998,493.83/2,521,259,787.45 = 991,623,236.65/x
  3. Step 3: Cross multiply
    1,826,998,493.83x = 2,521,259,787.45 × 991,623,236.65
  4. Step 4: Simplify right side
    1,826,998,493.83x = 2,500,139,790,861,702,144
  5. Step 5: Solve for x
    x = 2,500,139,790,861,702,144/1,826,998,493.83
  6. Step 6: Final answer
    x = 1,368,441,079.35

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Double scale
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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.