Home / 297,823,512.90-446,735,269.35-221,296,008.90

Finding the Fourth Proportional to 297,823,512.90, 446,735,269.35 and 221,296,008.90

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Solution

The fourth proportional to 297,823,512.90, 446,735,269.35 and 221,296,008.90 is: 331,944,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,823,512.90 : 446,735,269.35 = 221,296,008.90 : x
  2. Step 2: Convert to fraction form
    297,823,512.90/446,735,269.35 = 221,296,008.90/x
  3. Step 3: Cross multiply
    297,823,512.90x = 446,735,269.35 × 221,296,008.90
  4. Step 4: Simplify right side
    297,823,512.90x = 98,860,732,142,021,504
  5. Step 5: Solve for x
    x = 98,860,732,142,021,504/297,823,512.90
  6. Step 6: Final answer
    x = 331,944,013.35

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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.