Home / 543,008,889.60-814,513,334.40-179,503,245.60

Finding the Fourth Proportional to 543,008,889.60, 814,513,334.40 and 179,503,245.60

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Solution

The fourth proportional to 543,008,889.60, 814,513,334.40 and 179,503,245.60 is: 269,254,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,008,889.60 : 814,513,334.40 = 179,503,245.60 : x
  2. Step 2: Convert to fraction form
    543,008,889.60/814,513,334.40 = 179,503,245.60/x
  3. Step 3: Cross multiply
    543,008,889.60x = 814,513,334.40 × 179,503,245.60
  4. Step 4: Simplify right side
    543,008,889.60x = 146,207,787,109,278,112
  5. Step 5: Solve for x
    x = 146,207,787,109,278,112/543,008,889.60
  6. Step 6: Final answer
    x = 269,254,868.40

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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.