Home / 307,225,842.69-460,839,231.54-125,473,020.69

Finding the Fourth Proportional to 307,225,842.69, 460,839,231.54 and 125,473,020.69

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Solution

The fourth proportional to 307,225,842.69, 460,839,231.54 and 125,473,020.69 is: 188,209,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,225,842.69 : 460,839,231.54 = 125,473,020.69 : x
  2. Step 2: Convert to fraction form
    307,225,842.69/460,839,231.54 = 125,473,020.69/x
  3. Step 3: Cross multiply
    307,225,842.69x = 460,839,231.54 × 125,473,020.69
  4. Step 4: Simplify right side
    307,225,842.69x = 57,822,890,433,782,120
  5. Step 5: Solve for x
    x = 57,822,890,433,782,120/307,225,842.69
  6. Step 6: Final answer
    x = 188,209,721.97

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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.