Home / 297,823,590.40-446,735,385.60-221,296,086.40

Finding the Fourth Proportional to 297,823,590.40, 446,735,385.60 and 221,296,086.40

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Solution

The fourth proportional to 297,823,590.40, 446,735,385.60 and 221,296,086.40 is: 331,944,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,823,590.40 : 446,735,385.60 = 221,296,086.40 : x
  2. Step 2: Convert to fraction form
    297,823,590.40/446,735,385.60 = 221,296,086.40/x
  3. Step 3: Cross multiply
    297,823,590.40x = 446,735,385.60 × 221,296,086.40
  4. Step 4: Simplify right side
    297,823,590.40x = 98,860,792,489,674,928
  5. Step 5: Solve for x
    x = 98,860,792,489,674,928/297,823,590.40
  6. Step 6: Final answer
    x = 331,944,129.60

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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.