Home / 358,318,837,092.32-494,495,017,596.72-206,071,783,954.40

Finding the Fourth Proportional to 358,318,837,092.32, 494,495,017,596.72 and 206,071,783,954.40

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Solution

The fourth proportional to 358,318,837,092.32, 494,495,017,596.72 and 206,071,783,954.40 is: 284,387,701,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,318,837,092.32 : 494,495,017,596.72 = 206,071,783,954.40 : x
  2. Step 2: Convert to fraction form
    358,318,837,092.32/494,495,017,596.72 = 206,071,783,954.40/x
  3. Step 3: Cross multiply
    358,318,837,092.32x = 494,495,017,596.72 × 206,071,783,954.40
  4. Step 4: Simplify right side
    358,318,837,092.32x = 101,901,470,432,718,500,134,912
  5. Step 5: Solve for x
    x = 101,901,470,432,718,500,134,912/358,318,837,092.32
  6. Step 6: Final answer
    x = 284,387,701,354.55

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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.