Home / 492,060,928.30-738,091,392.45-396,509,440.30

Finding the Fourth Proportional to 492,060,928.30, 738,091,392.45 and 396,509,440.30

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Solution

The fourth proportional to 492,060,928.30, 738,091,392.45 and 396,509,440.30 is: 594,764,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,060,928.30 : 738,091,392.45 = 396,509,440.30 : x
  2. Step 2: Convert to fraction form
    492,060,928.30/738,091,392.45 = 396,509,440.30/x
  3. Step 3: Cross multiply
    492,060,928.30x = 738,091,392.45 × 396,509,440.30
  4. Step 4: Simplify right side
    492,060,928.30x = 292,660,204,910,597,184
  5. Step 5: Solve for x
    x = 292,660,204,910,597,184/492,060,928.30
  6. Step 6: Final answer
    x = 594,764,160.45

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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.