Home / 297,216,072.30-445,824,108.45-275,692,711.80

Finding the Fourth Proportional to 297,216,072.30, 445,824,108.45 and 275,692,711.80

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Solution

The fourth proportional to 297,216,072.30, 445,824,108.45 and 275,692,711.80 is: 413,539,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,216,072.30 : 445,824,108.45 = 275,692,711.80 : x
  2. Step 2: Convert to fraction form
    297,216,072.30/445,824,108.45 = 275,692,711.80/x
  3. Step 3: Cross multiply
    297,216,072.30x = 445,824,108.45 × 275,692,711.80
  4. Step 4: Simplify right side
    297,216,072.30x = 122,910,457,444,397,792
  5. Step 5: Solve for x
    x = 122,910,457,444,397,792/297,216,072.30
  6. Step 6: Final answer
    x = 413,539,067.70

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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.