Home / 245,012,788.40-338,132,709.24-135,004,472.24

Finding the Fourth Proportional to 245,012,788.40, 338,132,709.24 and 135,004,472.24

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Solution

The fourth proportional to 245,012,788.40, 338,132,709.24 and 135,004,472.24 is: 186,314,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,012,788.40 : 338,132,709.24 = 135,004,472.24 : x
  2. Step 2: Convert to fraction form
    245,012,788.40/338,132,709.24 = 135,004,472.24/x
  3. Step 3: Cross multiply
    245,012,788.40x = 338,132,709.24 × 135,004,472.24
  4. Step 4: Simplify right side
    245,012,788.40x = 45,649,427,958,027,576
  5. Step 5: Solve for x
    x = 45,649,427,958,027,576/245,012,788.40
  6. Step 6: Final answer
    x = 186,314,470.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.