Home / 414,152,429.52-571,542,311.88-228,525,402.36

Finding the Fourth Proportional to 414,152,429.52, 571,542,311.88 and 228,525,402.36

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Solution

The fourth proportional to 414,152,429.52, 571,542,311.88 and 228,525,402.36 is: 315,371,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,152,429.52 : 571,542,311.88 = 228,525,402.36 : x
  2. Step 2: Convert to fraction form
    414,152,429.52/571,542,311.88 = 228,525,402.36/x
  3. Step 3: Cross multiply
    414,152,429.52x = 571,542,311.88 × 228,525,402.36
  4. Step 4: Simplify right side
    414,152,429.52x = 130,611,936,788,141,616
  5. Step 5: Solve for x
    x = 130,611,936,788,141,616/414,152,429.52
  6. Step 6: Final answer
    x = 315,371,654.20

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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.