Home / 1,783,804,941.40-2,675,707,412.10-491,340,429.40

Finding the Fourth Proportional to 1,783,804,941.40, 2,675,707,412.10 and 491,340,429.40

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Solution

The fourth proportional to 1,783,804,941.40, 2,675,707,412.10 and 491,340,429.40 is: 737,010,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,804,941.40 : 2,675,707,412.10 = 491,340,429.40 : x
  2. Step 2: Convert to fraction form
    1,783,804,941.40/2,675,707,412.10 = 491,340,429.40/x
  3. Step 3: Cross multiply
    1,783,804,941.40x = 2,675,707,412.10 × 491,340,429.40
  4. Step 4: Simplify right side
    1,783,804,941.40x = 1,314,683,228,809,976,576
  5. Step 5: Solve for x
    x = 1,314,683,228,809,976,576/1,783,804,941.40
  6. Step 6: Final answer
    x = 737,010,644.10

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Half scale
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Double scale
Find fourth proportional to 1,783,804,942.40, 2,675,707,413.60 and 491,340,430.40
Similar ratio
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1.5x scale

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.