Home / 505,380,686.60-757,473,833.10-214,247,246.60

Finding the Fourth Proportional to 505,380,686.60, 757,473,833.10 and 214,247,246.60

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Solution

The fourth proportional to 505,380,686.60, 757,473,833.10 and 214,247,246.60 is: 321,117,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,380,686.60 : 757,473,833.10 = 214,247,246.60 : x
  2. Step 2: Convert to fraction form
    505,380,686.60/757,473,833.10 = 214,247,246.60/x
  3. Step 3: Cross multiply
    505,380,686.60x = 757,473,833.10 × 214,247,246.60
  4. Step 4: Simplify right side
    505,380,686.60x = 162,286,683,113,222,944
  5. Step 5: Solve for x
    x = 162,286,683,113,222,944/505,380,686.60
  6. Step 6: Final answer
    x = 321,117,698.83

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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.