Home / 214,572,008.40-321,858,012.60-200,223,101.40

Finding the Fourth Proportional to 214,572,008.40, 321,858,012.60 and 200,223,101.40

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Solution

The fourth proportional to 214,572,008.40, 321,858,012.60 and 200,223,101.40 is: 300,334,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,572,008.40 : 321,858,012.60 = 200,223,101.40 : x
  2. Step 2: Convert to fraction form
    214,572,008.40/321,858,012.60 = 200,223,101.40/x
  3. Step 3: Cross multiply
    214,572,008.40x = 321,858,012.60 × 200,223,101.40
  4. Step 4: Simplify right side
    214,572,008.40x = 64,443,409,493,212,288
  5. Step 5: Solve for x
    x = 64,443,409,493,212,288/214,572,008.40
  6. Step 6: Final answer
    x = 300,334,652.10

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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.