Home / 414,443,115.90-571,928,538.78-226,271,403.63

Finding the Fourth Proportional to 414,443,115.90, 571,928,538.78 and 226,271,403.63

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Solution

The fourth proportional to 414,443,115.90, 571,928,538.78 and 226,271,403.63 is: 312,252,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,443,115.90 : 571,928,538.78 = 226,271,403.63 : x
  2. Step 2: Convert to fraction form
    414,443,115.90/571,928,538.78 = 226,271,403.63/x
  3. Step 3: Cross multiply
    414,443,115.90x = 571,928,538.78 × 226,271,403.63
  4. Step 4: Simplify right side
    414,443,115.90x = 129,411,073,245,805,472
  5. Step 5: Solve for x
    x = 129,411,073,245,805,472/414,443,115.90
  6. Step 6: Final answer
    x = 312,252,920.32

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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.