Home / 297,230,504.40-445,845,756.60-220,703,000.40

Finding the Fourth Proportional to 297,230,504.40, 445,845,756.60 and 220,703,000.40

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Solution

The fourth proportional to 297,230,504.40, 445,845,756.60 and 220,703,000.40 is: 331,054,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,230,504.40 : 445,845,756.60 = 220,703,000.40 : x
  2. Step 2: Convert to fraction form
    297,230,504.40/445,845,756.60 = 220,703,000.40/x
  3. Step 3: Cross multiply
    297,230,504.40x = 445,845,756.60 × 220,703,000.40
  4. Step 4: Simplify right side
    297,230,504.40x = 98,399,496,197,228,112
  5. Step 5: Solve for x
    x = 98,399,496,197,228,112/297,230,504.40
  6. Step 6: Final answer
    x = 331,054,500.60

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1.5x scale

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.