Home / 307,672,034.40-461,396,077.20-154,267,106.40

Finding the Fourth Proportional to 307,672,034.40, 461,396,077.20 and 154,267,106.40

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Solution

The fourth proportional to 307,672,034.40, 461,396,077.20 and 154,267,106.40 is: 231,344,515.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,672,034.40 : 461,396,077.20 = 154,267,106.40 : x
  2. Step 2: Convert to fraction form
    307,672,034.40/461,396,077.20 = 154,267,106.40/x
  3. Step 3: Cross multiply
    307,672,034.40x = 461,396,077.20 × 154,267,106.40
  4. Step 4: Simplify right side
    307,672,034.40x = 71,178,237,733,955,016
  5. Step 5: Solve for x
    x = 71,178,237,733,955,016/307,672,034.40
  6. Step 6: Final answer
    x = 231,344,515.51

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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.