Home / 305,295,175.82-457,993,841.94-239,713,667.98

Finding the Fourth Proportional to 305,295,175.82, 457,993,841.94 and 239,713,667.98

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Solution

The fourth proportional to 305,295,175.82, 457,993,841.94 and 239,713,667.98 is: 359,610,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,295,175.82 : 457,993,841.94 = 239,713,667.98 : x
  2. Step 2: Convert to fraction form
    305,295,175.82/457,993,841.94 = 239,713,667.98/x
  3. Step 3: Cross multiply
    305,295,175.82x = 457,993,841.94 × 239,713,667.98
  4. Step 4: Simplify right side
    305,295,175.82x = 109,787,383,762,544,768
  5. Step 5: Solve for x
    x = 109,787,383,762,544,768/305,295,175.82
  6. Step 6: Final answer
    x = 359,610,607.89

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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.