Home / 1,036,389,920.40-1,554,584,880.60-336,880,704.15

Finding the Fourth Proportional to 1,036,389,920.40, 1,554,584,880.60 and 336,880,704.15

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Solution

The fourth proportional to 1,036,389,920.40, 1,554,584,880.60 and 336,880,704.15 is: 505,321,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,389,920.40 : 1,554,584,880.60 = 336,880,704.15 : x
  2. Step 2: Convert to fraction form
    1,036,389,920.40/1,554,584,880.60 = 336,880,704.15/x
  3. Step 3: Cross multiply
    1,036,389,920.40x = 1,554,584,880.60 × 336,880,704.15
  4. Step 4: Simplify right side
    1,036,389,920.40x = 523,709,649,237,471,616
  5. Step 5: Solve for x
    x = 523,709,649,237,471,616/1,036,389,920.40
  6. Step 6: Final answer
    x = 505,321,056.23

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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.