Home / 297,216,004.80-445,824,007.20-275,692,644.30

Finding the Fourth Proportional to 297,216,004.80, 445,824,007.20 and 275,692,644.30

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Solution

The fourth proportional to 297,216,004.80, 445,824,007.20 and 275,692,644.30 is: 413,538,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,216,004.80 : 445,824,007.20 = 275,692,644.30 : x
  2. Step 2: Convert to fraction form
    297,216,004.80/445,824,007.20 = 275,692,644.30/x
  3. Step 3: Cross multiply
    297,216,004.80x = 445,824,007.20 × 275,692,644.30
  4. Step 4: Simplify right side
    297,216,004.80x = 122,910,399,437,390,240
  5. Step 5: Solve for x
    x = 122,910,399,437,390,240/297,216,004.80
  6. Step 6: Final answer
    x = 413,538,966.45

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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.