Home / 587,020,057.75-880,507,105.18-198,842,887.60

Finding the Fourth Proportional to 587,020,057.75, 880,507,105.18 and 198,842,887.60

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Solution

The fourth proportional to 587,020,057.75, 880,507,105.18 and 198,842,887.60 is: 298,256,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,020,057.75 : 880,507,105.18 = 198,842,887.60 : x
  2. Step 2: Convert to fraction form
    587,020,057.75/880,507,105.18 = 198,842,887.60/x
  3. Step 3: Cross multiply
    587,020,057.75x = 880,507,105.18 × 198,842,887.60
  4. Step 4: Simplify right side
    587,020,057.75x = 175,082,575,346,308,096
  5. Step 5: Solve for x
    x = 175,082,575,346,308,096/587,020,057.75
  6. Step 6: Final answer
    x = 298,256,546.83

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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.