Home / 299,939,196.81-449,792,479.62-103,165,194.95

Finding the Fourth Proportional to 299,939,196.81, 449,792,479.62 and 103,165,194.95

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Solution

The fourth proportional to 299,939,196.81, 449,792,479.62 and 103,165,194.95 is: 154,707,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,939,196.81 : 449,792,479.62 = 103,165,194.95 : x
  2. Step 2: Convert to fraction form
    299,939,196.81/449,792,479.62 = 103,165,194.95/x
  3. Step 3: Cross multiply
    299,939,196.81x = 449,792,479.62 × 103,165,194.95
  4. Step 4: Simplify right side
    299,939,196.81x = 46,402,928,846,478,960
  5. Step 5: Solve for x
    x = 46,402,928,846,478,960/299,939,196.81
  6. Step 6: Final answer
    x = 154,707,785.24

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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.