Home / 297,654,559.20-446,481,838.80-215,387,492.40

Finding the Fourth Proportional to 297,654,559.20, 446,481,838.80 and 215,387,492.40

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Solution

The fourth proportional to 297,654,559.20, 446,481,838.80 and 215,387,492.40 is: 323,081,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,654,559.20 : 446,481,838.80 = 215,387,492.40 : x
  2. Step 2: Convert to fraction form
    297,654,559.20/446,481,838.80 = 215,387,492.40/x
  3. Step 3: Cross multiply
    297,654,559.20x = 446,481,838.80 × 215,387,492.40
  4. Step 4: Simplify right side
    297,654,559.20x = 96,166,603,661,273,024
  5. Step 5: Solve for x
    x = 96,166,603,661,273,024/297,654,559.20
  6. Step 6: Final answer
    x = 323,081,238.60

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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.