Home / 297,225,195.40-445,837,793.10-219,741,097.60

Finding the Fourth Proportional to 297,225,195.40, 445,837,793.10 and 219,741,097.60

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Solution

The fourth proportional to 297,225,195.40, 445,837,793.10 and 219,741,097.60 is: 329,611,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,225,195.40 : 445,837,793.10 = 219,741,097.60 : x
  2. Step 2: Convert to fraction form
    297,225,195.40/445,837,793.10 = 219,741,097.60/x
  3. Step 3: Cross multiply
    297,225,195.40x = 445,837,793.10 × 219,741,097.60
  4. Step 4: Simplify right side
    297,225,195.40x = 97,968,886,007,355,712
  5. Step 5: Solve for x
    x = 97,968,886,007,355,712/297,225,195.40
  6. Step 6: Final answer
    x = 329,611,646.40

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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.