Home / 297,841,394.40-446,762,091.60-221,313,890.40

Finding the Fourth Proportional to 297,841,394.40, 446,762,091.60 and 221,313,890.40

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Solution

The fourth proportional to 297,841,394.40, 446,762,091.60 and 221,313,890.40 is: 331,970,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,841,394.40 : 446,762,091.60 = 221,313,890.40 : x
  2. Step 2: Convert to fraction form
    297,841,394.40/446,762,091.60 = 221,313,890.40/x
  3. Step 3: Cross multiply
    297,841,394.40x = 446,762,091.60 × 221,313,890.40
  4. Step 4: Simplify right side
    297,841,394.40x = 98,874,656,575,237,168
  5. Step 5: Solve for x
    x = 98,874,656,575,237,168/297,841,394.40
  6. Step 6: Final answer
    x = 331,970,835.60

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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.