Home / 297,216,005.80-445,824,008.70-275,692,645.30

Finding the Fourth Proportional to 297,216,005.80, 445,824,008.70 and 275,692,645.30

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Solution

The fourth proportional to 297,216,005.80, 445,824,008.70 and 275,692,645.30 is: 413,538,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,216,005.80 : 445,824,008.70 = 275,692,645.30 : x
  2. Step 2: Convert to fraction form
    297,216,005.80/445,824,008.70 = 275,692,645.30/x
  3. Step 3: Cross multiply
    297,216,005.80x = 445,824,008.70 × 275,692,645.30
  4. Step 4: Simplify right side
    297,216,005.80x = 122,910,400,296,753,216
  5. Step 5: Solve for x
    x = 122,910,400,296,753,216/297,216,005.80
  6. Step 6: Final answer
    x = 413,538,967.95

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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.