Home / 297,217,898.40-445,826,847.60-103,064,786.40

Finding the Fourth Proportional to 297,217,898.40, 445,826,847.60 and 103,064,786.40

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Solution

The fourth proportional to 297,217,898.40, 445,826,847.60 and 103,064,786.40 is: 154,597,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217,898.40 : 445,826,847.60 = 103,064,786.40 : x
  2. Step 2: Convert to fraction form
    297,217,898.40/445,826,847.60 = 103,064,786.40/x
  3. Step 3: Cross multiply
    297,217,898.40x = 445,826,847.60 × 103,064,786.40
  4. Step 4: Simplify right side
    297,217,898.40x = 45,949,048,819,279,360
  5. Step 5: Solve for x
    x = 45,949,048,819,279,360/297,217,898.40
  6. Step 6: Final answer
    x = 154,597,179.60

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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.