Home / 215,859,011.73-323,788,573.48-60,435,717.83

Finding the Fourth Proportional to 215,859,011.73, 323,788,573.48 and 60,435,717.83

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Solution

The fourth proportional to 215,859,011.73, 323,788,573.48 and 60,435,717.83 is: 90,653,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,859,011.73 : 323,788,573.48 = 60,435,717.83 : x
  2. Step 2: Convert to fraction form
    215,859,011.73/323,788,573.48 = 60,435,717.83/x
  3. Step 3: Cross multiply
    215,859,011.73x = 323,788,573.48 × 60,435,717.83
  4. Step 4: Simplify right side
    215,859,011.73x = 19,568,394,863,415,500
  5. Step 5: Solve for x
    x = 19,568,394,863,415,500/215,859,011.73
  6. Step 6: Final answer
    x = 90,653,592.39

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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.