Home / 1,190,906,167.25-1,786,062,254.38-350,381,658.67

Finding the Fourth Proportional to 1,190,906,167.25, 1,786,062,254.38 and 350,381,658.67

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Solution

The fourth proportional to 1,190,906,167.25, 1,786,062,254.38 and 350,381,658.67 is: 525,485,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,906,167.25 : 1,786,062,254.38 = 350,381,658.67 : x
  2. Step 2: Convert to fraction form
    1,190,906,167.25/1,786,062,254.38 = 350,381,658.67/x
  3. Step 3: Cross multiply
    1,190,906,167.25x = 1,786,062,254.38 × 350,381,658.67
  4. Step 4: Simplify right side
    1,190,906,167.25x = 625,803,455,177,543,936
  5. Step 5: Solve for x
    x = 625,803,455,177,543,936/1,190,906,167.25
  6. Step 6: Final answer
    x = 525,485,107.38

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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.