Home / 460,731,609.80-691,097,414.70-447,977,025.80

Finding the Fourth Proportional to 460,731,609.80, 691,097,414.70 and 447,977,025.80

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Solution

The fourth proportional to 460,731,609.80, 691,097,414.70 and 447,977,025.80 is: 671,965,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,731,609.80 : 691,097,414.70 = 447,977,025.80 : x
  2. Step 2: Convert to fraction form
    460,731,609.80/691,097,414.70 = 447,977,025.80/x
  3. Step 3: Cross multiply
    460,731,609.80x = 691,097,414.70 × 447,977,025.80
  4. Step 4: Simplify right side
    460,731,609.80x = 309,595,764,375,375,232
  5. Step 5: Solve for x
    x = 309,595,764,375,375,232/460,731,609.80
  6. Step 6: Final answer
    x = 671,965,538.70

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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.