Home / 414,443,209.76-571,928,668.45-226,271,497.81

Finding the Fourth Proportional to 414,443,209.76, 571,928,668.45 and 226,271,497.81

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Solution

The fourth proportional to 414,443,209.76, 571,928,668.45 and 226,271,497.81 is: 312,253,050.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,443,209.76 : 571,928,668.45 = 226,271,497.81 : x
  2. Step 2: Convert to fraction form
    414,443,209.76/571,928,668.45 = 226,271,497.81/x
  3. Step 3: Cross multiply
    414,443,209.76x = 571,928,668.45 × 226,271,497.81
  4. Step 4: Simplify right side
    414,443,209.76x = 129,411,156,450,660,400
  5. Step 5: Solve for x
    x = 129,411,156,450,660,400/414,443,209.76
  6. Step 6: Final answer
    x = 312,253,050.37

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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.