Home / 262,192,179.72-393,307,165.26-100,634,115.72

Finding the Fourth Proportional to 262,192,179.72, 393,307,165.26 and 100,634,115.72

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Solution

The fourth proportional to 262,192,179.72, 393,307,165.26 and 100,634,115.72 is: 150,958,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,192,179.72 : 393,307,165.26 = 100,634,115.72 : x
  2. Step 2: Convert to fraction form
    262,192,179.72/393,307,165.26 = 100,634,115.72/x
  3. Step 3: Cross multiply
    262,192,179.72x = 393,307,165.26 × 100,634,115.72
  4. Step 4: Simplify right side
    262,192,179.72x = 39,580,118,782,280,000
  5. Step 5: Solve for x
    x = 39,580,118,782,280,000/262,192,179.72
  6. Step 6: Final answer
    x = 150,958,426.08

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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.