Home / 393,358,229,032.29-589,107,890,439.89-192,037,834,442.85

Finding the Fourth Proportional to 393,358,229,032.29, 589,107,890,439.89 and 192,037,834,442.85

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Solution

The fourth proportional to 393,358,229,032.29, 589,107,890,439.89 and 192,037,834,442.85 is: 287,602,991,836.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,358,229,032.29 : 589,107,890,439.89 = 192,037,834,442.85 : x
  2. Step 2: Convert to fraction form
    393,358,229,032.29/589,107,890,439.89 = 192,037,834,442.85/x
  3. Step 3: Cross multiply
    393,358,229,032.29x = 589,107,890,439.89 × 192,037,834,442.85
  4. Step 4: Simplify right side
    393,358,229,032.29x = 113,131,003,533,272,213,880,832
  5. Step 5: Solve for x
    x = 113,131,003,533,272,213,880,832/393,358,229,032.29
  6. Step 6: Final answer
    x = 287,602,991,836.70

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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.