Home / 402,939,292.37-603,440,361.81-229,891,473.95

Finding the Fourth Proportional to 402,939,292.37, 603,440,361.81 and 229,891,473.95

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Solution

The fourth proportional to 402,939,292.37, 603,440,361.81 and 229,891,473.95 is: 344,284,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,939,292.37 : 603,440,361.81 = 229,891,473.95 : x
  2. Step 2: Convert to fraction form
    402,939,292.37/603,440,361.81 = 229,891,473.95/x
  3. Step 3: Cross multiply
    402,939,292.37x = 603,440,361.81 × 229,891,473.95
  4. Step 4: Simplify right side
    402,939,292.37x = 138,725,794,214,404,976
  5. Step 5: Solve for x
    x = 138,725,794,214,404,976/402,939,292.37
  6. Step 6: Final answer
    x = 344,284,602.78

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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.