Home / 1,029,894,069.60-1,544,841,104.40-339,907,816.80

Finding the Fourth Proportional to 1,029,894,069.60, 1,544,841,104.40 and 339,907,816.80

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Solution

The fourth proportional to 1,029,894,069.60, 1,544,841,104.40 and 339,907,816.80 is: 509,861,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,894,069.60 : 1,544,841,104.40 = 339,907,816.80 : x
  2. Step 2: Convert to fraction form
    1,029,894,069.60/1,544,841,104.40 = 339,907,816.80/x
  3. Step 3: Cross multiply
    1,029,894,069.60x = 1,544,841,104.40 × 339,907,816.80
  4. Step 4: Simplify right side
    1,029,894,069.60x = 525,103,567,099,504,896
  5. Step 5: Solve for x
    x = 525,103,567,099,504,896/1,029,894,069.60
  6. Step 6: Final answer
    x = 509,861,725.20

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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.