Home / 808,202,222.70-1,212,303,334.05-614,491,978.20

Finding the Fourth Proportional to 808,202,222.70, 1,212,303,334.05 and 614,491,978.20

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Solution

The fourth proportional to 808,202,222.70, 1,212,303,334.05 and 614,491,978.20 is: 921,737,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,202,222.70 : 1,212,303,334.05 = 614,491,978.20 : x
  2. Step 2: Convert to fraction form
    808,202,222.70/1,212,303,334.05 = 614,491,978.20/x
  3. Step 3: Cross multiply
    808,202,222.70x = 1,212,303,334.05 × 614,491,978.20
  4. Step 4: Simplify right side
    808,202,222.70x = 744,950,673,918,839,936
  5. Step 5: Solve for x
    x = 744,950,673,918,839,936/808,202,222.70
  6. Step 6: Final answer
    x = 921,737,967.30

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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.