Home / 505,230,353.27-757,872,293.97-155,716,481.68

Finding the Fourth Proportional to 505,230,353.27, 757,872,293.97 and 155,716,481.68

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Solution

The fourth proportional to 505,230,353.27, 757,872,293.97 and 155,716,481.68 is: 233,582,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,230,353.27 : 757,872,293.97 = 155,716,481.68 : x
  2. Step 2: Convert to fraction form
    505,230,353.27/757,872,293.97 = 155,716,481.68/x
  3. Step 3: Cross multiply
    505,230,353.27x = 757,872,293.97 × 155,716,481.68
  4. Step 4: Simplify right side
    505,230,353.27x = 118,013,207,178,980,512
  5. Step 5: Solve for x
    x = 118,013,207,178,980,512/505,230,353.27
  6. Step 6: Final answer
    x = 233,582,971.44

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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.