Home / 1,036,389,912.90-1,554,584,869.35-336,880,696.65

Finding the Fourth Proportional to 1,036,389,912.90, 1,554,584,869.35 and 336,880,696.65

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Solution

The fourth proportional to 1,036,389,912.90, 1,554,584,869.35 and 336,880,696.65 is: 505,321,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,389,912.90 : 1,554,584,869.35 = 336,880,696.65 : x
  2. Step 2: Convert to fraction form
    1,036,389,912.90/1,554,584,869.35 = 336,880,696.65/x
  3. Step 3: Cross multiply
    1,036,389,912.90x = 1,554,584,869.35 × 336,880,696.65
  4. Step 4: Simplify right side
    1,036,389,912.90x = 523,709,633,788,177,152
  5. Step 5: Solve for x
    x = 523,709,633,788,177,152/1,036,389,912.90
  6. Step 6: Final answer
    x = 505,321,044.98

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Double scale
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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.