Home / 1,783,804,955.15-2,675,707,432.73-491,340,443.15

Finding the Fourth Proportional to 1,783,804,955.15, 2,675,707,432.73 and 491,340,443.15

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Solution

The fourth proportional to 1,783,804,955.15, 2,675,707,432.73 and 491,340,443.15 is: 737,010,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,804,955.15 : 2,675,707,432.73 = 491,340,443.15 : x
  2. Step 2: Convert to fraction form
    1,783,804,955.15/2,675,707,432.73 = 491,340,443.15/x
  3. Step 3: Cross multiply
    1,783,804,955.15x = 2,675,707,432.73 × 491,340,443.15
  4. Step 4: Simplify right side
    1,783,804,955.15x = 1,314,683,275,737,306,880
  5. Step 5: Solve for x
    x = 1,314,683,275,737,306,880/1,783,804,955.15
  6. Step 6: Final answer
    x = 737,010,664.73

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Double scale
Find fourth proportional to 1,783,804,956.15, 2,675,707,434.23 and 491,340,444.15
Similar ratio
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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.