Home / 123,600,630.08-185,435,388.35-100,786,991.83

Finding the Fourth Proportional to 123,600,630.08, 185,435,388.35 and 100,786,991.83

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Solution

The fourth proportional to 123,600,630.08, 185,435,388.35 and 100,786,991.83 is: 151,208,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,600,630.08 : 185,435,388.35 = 100,786,991.83 : x
  2. Step 2: Convert to fraction form
    123,600,630.08/185,435,388.35 = 100,786,991.83/x
  3. Step 3: Cross multiply
    123,600,630.08x = 185,435,388.35 × 100,786,991.83
  4. Step 4: Simplify right side
    123,600,630.08x = 18,689,474,970,624,328
  5. Step 5: Solve for x
    x = 18,689,474,970,624,328/123,600,630.08
  6. Step 6: Final answer
    x = 151,208,573.60

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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.