Home / 18,202,586,287.69-25,118,555,823.70-10,063,919,172.09

Finding the Fourth Proportional to 18,202,586,287.69, 25,118,555,823.70 and 10,063,919,172.09

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Solution

The fourth proportional to 18,202,586,287.69, 25,118,555,823.70 and 10,063,919,172.09 is: 13,887,648,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202,586,287.69 : 25,118,555,823.70 = 10,063,919,172.09 : x
  2. Step 2: Convert to fraction form
    18,202,586,287.69/25,118,555,823.70 = 10,063,919,172.09/x
  3. Step 3: Cross multiply
    18,202,586,287.69x = 25,118,555,823.70 × 10,063,919,172.09
  4. Step 4: Simplify right side
    18,202,586,287.69x = 252,791,115,529,347,366,912
  5. Step 5: Solve for x
    x = 252,791,115,529,347,366,912/18,202,586,287.69
  6. Step 6: Final answer
    x = 13,887,648,245.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.