Home / 491,436,356.54-737,258,063.78-159,417,441.50

Finding the Fourth Proportional to 491,436,356.54, 737,258,063.78 and 159,417,441.50

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Solution

The fourth proportional to 491,436,356.54, 737,258,063.78 and 159,417,441.50 is: 239,159,746.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,436,356.54 : 737,258,063.78 = 159,417,441.50 : x
  2. Step 2: Convert to fraction form
    491,436,356.54/737,258,063.78 = 159,417,441.50/x
  3. Step 3: Cross multiply
    491,436,356.54x = 737,258,063.78 × 159,417,441.50
  4. Step 4: Simplify right side
    491,436,356.54x = 117,531,794,248,568,048
  5. Step 5: Solve for x
    x = 117,531,794,248,568,048/491,436,356.54
  6. Step 6: Final answer
    x = 239,159,746.09

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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.