Home / 393,358,229,031.04-589,107,890,438-192,037,834,441.60

Finding the Fourth Proportional to 393,358,229,031.04, 589,107,890,438 and 192,037,834,441.60

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Solution

The fourth proportional to 393,358,229,031.04, 589,107,890,438 and 192,037,834,441.60 is: 287,602,991,834.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,358,229,031.04 : 589,107,890,438 = 192,037,834,441.60 : x
  2. Step 2: Convert to fraction form
    393,358,229,031.04/589,107,890,438 = 192,037,834,441.60/x
  3. Step 3: Cross multiply
    393,358,229,031.04x = 589,107,890,438 × 192,037,834,441.60
  4. Step 4: Simplify right side
    393,358,229,031.04x = 113,131,003,532,172,886,802,432
  5. Step 5: Solve for x
    x = 113,131,003,532,172,886,802,432/393,358,229,031.04
  6. Step 6: Final answer
    x = 287,602,991,834.82

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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.