Home / 366,949,238.20-506,390,020.86-201,936,808.60

Finding the Fourth Proportional to 366,949,238.20, 506,390,020.86 and 201,936,808.60

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Solution

The fourth proportional to 366,949,238.20, 506,390,020.86 and 201,936,808.60 is: 278,672,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,949,238.20 : 506,390,020.86 = 201,936,808.60 : x
  2. Step 2: Convert to fraction form
    366,949,238.20/506,390,020.86 = 201,936,808.60/x
  3. Step 3: Cross multiply
    366,949,238.20x = 506,390,020.86 × 201,936,808.60
  4. Step 4: Simplify right side
    366,949,238.20x = 102,258,784,719,355,824
  5. Step 5: Solve for x
    x = 102,258,784,719,355,824/366,949,238.20
  6. Step 6: Final answer
    x = 278,672,835.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.