Home / 335,718,005.10-503,577,007.65-199,333,185.90

Finding the Fourth Proportional to 335,718,005.10, 503,577,007.65 and 199,333,185.90

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Solution

The fourth proportional to 335,718,005.10, 503,577,007.65 and 199,333,185.90 is: 298,999,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,718,005.10 : 503,577,007.65 = 199,333,185.90 : x
  2. Step 2: Convert to fraction form
    335,718,005.10/503,577,007.65 = 199,333,185.90/x
  3. Step 3: Cross multiply
    335,718,005.10x = 503,577,007.65 × 199,333,185.90
  4. Step 4: Simplify right side
    335,718,005.10x = 100,379,609,280,863,168
  5. Step 5: Solve for x
    x = 100,379,609,280,863,168/335,718,005.10
  6. Step 6: Final answer
    x = 298,999,778.85

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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.