Home / 154,529,672.10-231,794,508.15-46,810,299.30

Finding the Fourth Proportional to 154,529,672.10, 231,794,508.15 and 46,810,299.30

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Solution

The fourth proportional to 154,529,672.10, 231,794,508.15 and 46,810,299.30 is: 70,215,448.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,529,672.10 : 231,794,508.15 = 46,810,299.30 : x
  2. Step 2: Convert to fraction form
    154,529,672.10/231,794,508.15 = 46,810,299.30/x
  3. Step 3: Cross multiply
    154,529,672.10x = 231,794,508.15 × 46,810,299.30
  4. Step 4: Simplify right side
    154,529,672.10x = 10,850,370,302,597,788
  5. Step 5: Solve for x
    x = 10,850,370,302,597,788/154,529,672.10
  6. Step 6: Final answer
    x = 70,215,448.95

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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.