Home / 1,190,906,168.25-1,786,062,255.88-350,381,659.67

Finding the Fourth Proportional to 1,190,906,168.25, 1,786,062,255.88 and 350,381,659.67

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Solution

The fourth proportional to 1,190,906,168.25, 1,786,062,255.88 and 350,381,659.67 is: 525,485,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,906,168.25 : 1,786,062,255.88 = 350,381,659.67 : x
  2. Step 2: Convert to fraction form
    1,190,906,168.25/1,786,062,255.88 = 350,381,659.67/x
  3. Step 3: Cross multiply
    1,190,906,168.25x = 1,786,062,255.88 × 350,381,659.67
  4. Step 4: Simplify right side
    1,190,906,168.25x = 625,803,457,489,178,624
  5. Step 5: Solve for x
    x = 625,803,457,489,178,624/1,190,906,168.25
  6. Step 6: Final answer
    x = 525,485,108.88

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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.