Home / 305,424,008.20-457,464,165.90-271,383,790.60

Finding the Fourth Proportional to 305,424,008.20, 457,464,165.90 and 271,383,790.60

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Solution

The fourth proportional to 305,424,008.20, 457,464,165.90 and 271,383,790.60 is: 406,478,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,424,008.20 : 457,464,165.90 = 271,383,790.60 : x
  2. Step 2: Convert to fraction form
    305,424,008.20/457,464,165.90 = 271,383,790.60/x
  3. Step 3: Cross multiply
    305,424,008.20x = 457,464,165.90 × 271,383,790.60
  4. Step 4: Simplify right side
    305,424,008.20x = 124,148,359,405,609,264
  5. Step 5: Solve for x
    x = 124,148,359,405,609,264/305,424,008.20
  6. Step 6: Final answer
    x = 406,478,718.35

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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.