Home / 254,232,032.60-381,348,048.90-196,836,404.60

Finding the Fourth Proportional to 254,232,032.60, 381,348,048.90 and 196,836,404.60

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Solution

The fourth proportional to 254,232,032.60, 381,348,048.90 and 196,836,404.60 is: 295,254,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,232,032.60 : 381,348,048.90 = 196,836,404.60 : x
  2. Step 2: Convert to fraction form
    254,232,032.60/381,348,048.90 = 196,836,404.60/x
  3. Step 3: Cross multiply
    254,232,032.60x = 381,348,048.90 × 196,836,404.60
  4. Step 4: Simplify right side
    254,232,032.60x = 75,063,178,846,700,976
  5. Step 5: Solve for x
    x = 75,063,178,846,700,976/254,232,032.60
  6. Step 6: Final answer
    x = 295,254,606.90

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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.