Home / 603,633,005.34-905,448,377.88-189,141,557.82

Finding the Fourth Proportional to 603,633,005.34, 905,448,377.88 and 189,141,557.82

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Solution

The fourth proportional to 603,633,005.34, 905,448,377.88 and 189,141,557.82 is: 283,711,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,633,005.34 : 905,448,377.88 = 189,141,557.82 : x
  2. Step 2: Convert to fraction form
    603,633,005.34/905,448,377.88 = 189,141,557.82/x
  3. Step 3: Cross multiply
    603,633,005.34x = 905,448,377.88 × 189,141,557.82
  4. Step 4: Simplify right side
    603,633,005.34x = 171,257,916,717,815,232
  5. Step 5: Solve for x
    x = 171,257,916,717,815,232/603,633,005.34
  6. Step 6: Final answer
    x = 283,711,982.62

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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.