Home / 3,543,596,942.40-5,314,891,528.80-1,214,641,396.80

Finding the Fourth Proportional to 3,543,596,942.40, 5,314,891,528.80 and 1,214,641,396.80

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Solution

The fourth proportional to 3,543,596,942.40, 5,314,891,528.80 and 1,214,641,396.80 is: 1,821,789,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,596,942.40 : 5,314,891,528.80 = 1,214,641,396.80 : x
  2. Step 2: Convert to fraction form
    3,543,596,942.40/5,314,891,528.80 = 1,214,641,396.80/x
  3. Step 3: Cross multiply
    3,543,596,942.40x = 5,314,891,528.80 × 1,214,641,396.80
  4. Step 4: Simplify right side
    3,543,596,942.40x = 6,455,687,270,382,118,912
  5. Step 5: Solve for x
    x = 6,455,687,270,382,118,912/3,543,596,942.40
  6. Step 6: Final answer
    x = 1,821,789,378.23

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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.