Home / 305,498,710.35-458,544,011.76-288,907,786.62

Finding the Fourth Proportional to 305,498,710.35, 458,544,011.76 and 288,907,786.62

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Solution

The fourth proportional to 305,498,710.35, 458,544,011.76 and 288,907,786.62 is: 433,641,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,498,710.35 : 458,544,011.76 = 288,907,786.62 : x
  2. Step 2: Convert to fraction form
    305,498,710.35/458,544,011.76 = 288,907,786.62/x
  3. Step 3: Cross multiply
    305,498,710.35x = 458,544,011.76 × 288,907,786.62
  4. Step 4: Simplify right side
    305,498,710.35x = 132,476,935,505,436,848
  5. Step 5: Solve for x
    x = 132,476,935,505,436,848/305,498,710.35
  6. Step 6: Final answer
    x = 433,641,554.01

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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.