Home / 76,233,599.82-114,371,744.85-30,827,280.78

Finding the Fourth Proportional to 76,233,599.82, 114,371,744.85 and 30,827,280.78

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Solution

The fourth proportional to 76,233,599.82, 114,371,744.85 and 30,827,280.78 is: 46,249,552.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,233,599.82 : 114,371,744.85 = 30,827,280.78 : x
  2. Step 2: Convert to fraction form
    76,233,599.82/114,371,744.85 = 30,827,280.78/x
  3. Step 3: Cross multiply
    76,233,599.82x = 114,371,744.85 × 30,827,280.78
  4. Step 4: Simplify right side
    76,233,599.82x = 3,525,769,891,789,469
  5. Step 5: Solve for x
    x = 3,525,769,891,789,469/76,233,599.82
  6. Step 6: Final answer
    x = 46,249,552.69

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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.