Home / 123,600,663.33-185,435,438.36-100,787,025.21

Finding the Fourth Proportional to 123,600,663.33, 185,435,438.36 and 100,787,025.21

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Solution

The fourth proportional to 123,600,663.33, 185,435,438.36 and 100,787,025.21 is: 151,208,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,600,663.33 : 185,435,438.36 = 100,787,025.21 : x
  2. Step 2: Convert to fraction form
    123,600,663.33/185,435,438.36 = 100,787,025.21/x
  3. Step 3: Cross multiply
    123,600,663.33x = 185,435,438.36 × 100,787,025.21
  4. Step 4: Simplify right side
    123,600,663.33x = 18,689,486,200,312,784
  5. Step 5: Solve for x
    x = 18,689,486,200,312,784/123,600,663.33
  6. Step 6: Final answer
    x = 151,208,623.78

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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.