Home / 358,096,495,741.91-494,216,498,585.04-203,809,689,379.02

Finding the Fourth Proportional to 358,096,495,741.91, 494,216,498,585.04 and 203,809,689,379.02

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Solution

The fourth proportional to 358,096,495,741.91, 494,216,498,585.04 and 203,809,689,379.02 is: 281,282,035,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,096,495,741.91 : 494,216,498,585.04 = 203,809,689,379.02 : x
  2. Step 2: Convert to fraction form
    358,096,495,741.91/494,216,498,585.04 = 203,809,689,379.02/x
  3. Step 3: Cross multiply
    358,096,495,741.91x = 494,216,498,585.04 × 203,809,689,379.02
  4. Step 4: Simplify right side
    358,096,495,741.91x = 100,726,111,062,603,876,794,368
  5. Step 5: Solve for x
    x = 100,726,111,062,603,876,794,368/358,096,495,741.91
  6. Step 6: Final answer
    x = 281,282,035,038.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.