Home / 214,782,451.11-322,186,409.33-67,257,603.36

Finding the Fourth Proportional to 214,782,451.11, 322,186,409.33 and 67,257,603.36

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Solution

The fourth proportional to 214,782,451.11, 322,186,409.33 and 67,257,603.36 is: 100,890,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,782,451.11 : 322,186,409.33 = 67,257,603.36 : x
  2. Step 2: Convert to fraction form
    214,782,451.11/322,186,409.33 = 67,257,603.36/x
  3. Step 3: Cross multiply
    214,782,451.11x = 322,186,409.33 × 67,257,603.36
  4. Step 4: Simplify right side
    214,782,451.11x = 21,669,485,726,363,456
  5. Step 5: Solve for x
    x = 21,669,485,726,363,456/214,782,451.11
  6. Step 6: Final answer
    x = 100,890,392.18

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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.