Home / 358,096,495,738.90-494,216,498,580.90-203,809,689,376.02

Finding the Fourth Proportional to 358,096,495,738.90, 494,216,498,580.90 and 203,809,689,376.02

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Solution

The fourth proportional to 358,096,495,738.90, 494,216,498,580.90 and 203,809,689,376.02 is: 281,282,035,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,096,495,738.90 : 494,216,498,580.90 = 203,809,689,376.02 : x
  2. Step 2: Convert to fraction form
    358,096,495,738.90/494,216,498,580.90 = 203,809,689,376.02/x
  3. Step 3: Cross multiply
    358,096,495,738.90x = 494,216,498,580.90 × 203,809,689,376.02
  4. Step 4: Simplify right side
    358,096,495,738.90x = 100,726,111,060,277,464,137,728
  5. Step 5: Solve for x
    x = 100,726,111,060,277,464,137,728/358,096,495,738.90
  6. Step 6: Final answer
    x = 281,282,035,034.83

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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.