Home / 129,591,623.89-194,525,764.62-55,851,795.24

Finding the Fourth Proportional to 129,591,623.89, 194,525,764.62 and 55,851,795.24

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Solution

The fourth proportional to 129,591,623.89, 194,525,764.62 and 55,851,795.24 is: 83,837,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,591,623.89 : 194,525,764.62 = 55,851,795.24 : x
  2. Step 2: Convert to fraction form
    129,591,623.89/194,525,764.62 = 55,851,795.24/x
  3. Step 3: Cross multiply
    129,591,623.89x = 194,525,764.62 × 55,851,795.24
  4. Step 4: Simplify right side
    129,591,623.89x = 10,864,613,173,521,760
  5. Step 5: Solve for x
    x = 10,864,613,173,521,760/129,591,623.89
  6. Step 6: Final answer
    x = 83,837,310.22

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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.