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Finding the Fourth Proportional to 267,490,002.40, 401,235,003.60 and 194,552,677.60

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Solution

The fourth proportional to 267,490,002.40, 401,235,003.60 and 194,552,677.60 is: 291,829,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,490,002.40 : 401,235,003.60 = 194,552,677.60 : x
  2. Step 2: Convert to fraction form
    267,490,002.40/401,235,003.60 = 194,552,677.60/x
  3. Step 3: Cross multiply
    267,490,002.40x = 401,235,003.60 × 194,552,677.60
  4. Step 4: Simplify right side
    267,490,002.40x = 78,061,344,297,225,648
  5. Step 5: Solve for x
    x = 78,061,344,297,225,648/267,490,002.40
  6. Step 6: Final answer
    x = 291,829,016.40

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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.