Home / 305,424,007.70-457,464,165.15-271,383,790.10

Finding the Fourth Proportional to 305,424,007.70, 457,464,165.15 and 271,383,790.10

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Solution

The fourth proportional to 305,424,007.70, 457,464,165.15 and 271,383,790.10 is: 406,478,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,424,007.70 : 457,464,165.15 = 271,383,790.10 : x
  2. Step 2: Convert to fraction form
    305,424,007.70/457,464,165.15 = 271,383,790.10/x
  3. Step 3: Cross multiply
    305,424,007.70x = 457,464,165.15 × 271,383,790.10
  4. Step 4: Simplify right side
    305,424,007.70x = 124,148,358,973,339,344
  5. Step 5: Solve for x
    x = 124,148,358,973,339,344/305,424,007.70
  6. Step 6: Final answer
    x = 406,478,717.60

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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.