Home / 441,054,470.20-660,573,935.70-259,655,942.20

Finding the Fourth Proportional to 441,054,470.20, 660,573,935.70 and 259,655,942.20

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Solution

The fourth proportional to 441,054,470.20, 660,573,935.70 and 259,655,942.20 is: 388,890,622.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,054,470.20 : 660,573,935.70 = 259,655,942.20 : x
  2. Step 2: Convert to fraction form
    441,054,470.20/660,573,935.70 = 259,655,942.20/x
  3. Step 3: Cross multiply
    441,054,470.20x = 660,573,935.70 × 259,655,942.20
  4. Step 4: Simplify right side
    441,054,470.20x = 171,521,947,666,945,728
  5. Step 5: Solve for x
    x = 171,521,947,666,945,728/441,054,470.20
  6. Step 6: Final answer
    x = 388,890,622.94

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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.