Home / 697,104,229.43-962,021,087.64-379,581,882.45

Finding the Fourth Proportional to 697,104,229.43, 962,021,087.64 and 379,581,882.45

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Solution

The fourth proportional to 697,104,229.43, 962,021,087.64 and 379,581,882.45 is: 523,832,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,104,229.43 : 962,021,087.64 = 379,581,882.45 : x
  2. Step 2: Convert to fraction form
    697,104,229.43/962,021,087.64 = 379,581,882.45/x
  3. Step 3: Cross multiply
    697,104,229.43x = 962,021,087.64 × 379,581,882.45
  4. Step 4: Simplify right side
    697,104,229.43x = 365,165,775,401,089,728
  5. Step 5: Solve for x
    x = 365,165,775,401,089,728/697,104,229.43
  6. Step 6: Final answer
    x = 523,832,391.18

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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.