Home / 597,907,818.80-896,861,728.20-442,939,623.20

Finding the Fourth Proportional to 597,907,818.80, 896,861,728.20 and 442,939,623.20

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Solution

The fourth proportional to 597,907,818.80, 896,861,728.20 and 442,939,623.20 is: 664,409,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,907,818.80 : 896,861,728.20 = 442,939,623.20 : x
  2. Step 2: Convert to fraction form
    597,907,818.80/896,861,728.20 = 442,939,623.20/x
  3. Step 3: Cross multiply
    597,907,818.80x = 896,861,728.20 × 442,939,623.20
  4. Step 4: Simplify right side
    597,907,818.80x = 397,255,595,951,408,832
  5. Step 5: Solve for x
    x = 397,255,595,951,408,832/597,907,818.80
  6. Step 6: Final answer
    x = 664,409,434.80

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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.