Home / 297,665,132.80-446,497,699.20-217,043,564.80

Finding the Fourth Proportional to 297,665,132.80, 446,497,699.20 and 217,043,564.80

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Solution

The fourth proportional to 297,665,132.80, 446,497,699.20 and 217,043,564.80 is: 325,565,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,665,132.80 : 446,497,699.20 = 217,043,564.80 : x
  2. Step 2: Convert to fraction form
    297,665,132.80/446,497,699.20 = 217,043,564.80/x
  3. Step 3: Cross multiply
    297,665,132.80x = 446,497,699.20 × 217,043,564.80
  4. Step 4: Simplify right side
    297,665,132.80x = 96,909,452,309,366,112
  5. Step 5: Solve for x
    x = 96,909,452,309,366,112/297,665,132.80
  6. Step 6: Final answer
    x = 325,565,347.20

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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.