Home / 303,430,077.90-418,733,507.34-164,200,839.48

Finding the Fourth Proportional to 303,430,077.90, 418,733,507.34 and 164,200,839.48

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Solution

The fourth proportional to 303,430,077.90, 418,733,507.34 and 164,200,839.48 is: 226,597,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,430,077.90 : 418,733,507.34 = 164,200,839.48 : x
  2. Step 2: Convert to fraction form
    303,430,077.90/418,733,507.34 = 164,200,839.48/x
  3. Step 3: Cross multiply
    303,430,077.90x = 418,733,507.34 × 164,200,839.48
  4. Step 4: Simplify right side
    303,430,077.90x = 68,756,393,423,632,736
  5. Step 5: Solve for x
    x = 68,756,393,423,632,736/303,430,077.90
  6. Step 6: Final answer
    x = 226,597,158.39

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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.