Home / 273,126,630.40-409,689,945.60-254,986,777.60

Finding the Fourth Proportional to 273,126,630.40, 409,689,945.60 and 254,986,777.60

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Solution

The fourth proportional to 273,126,630.40, 409,689,945.60 and 254,986,777.60 is: 382,480,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,126,630.40 : 409,689,945.60 = 254,986,777.60 : x
  2. Step 2: Convert to fraction form
    273,126,630.40/409,689,945.60 = 254,986,777.60/x
  3. Step 3: Cross multiply
    273,126,630.40x = 409,689,945.60 × 254,986,777.60
  4. Step 4: Simplify right side
    273,126,630.40x = 104,465,519,043,663,296
  5. Step 5: Solve for x
    x = 104,465,519,043,663,296/273,126,630.40
  6. Step 6: Final answer
    x = 382,480,166.40

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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.