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Finding the Fourth Proportional to 373,206,410.40, 559,809,615.60 and 237,493,437.60

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Solution

The fourth proportional to 373,206,410.40, 559,809,615.60 and 237,493,437.60 is: 356,240,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,206,410.40 : 559,809,615.60 = 237,493,437.60 : x
  2. Step 2: Convert to fraction form
    373,206,410.40/559,809,615.60 = 237,493,437.60/x
  3. Step 3: Cross multiply
    373,206,410.40x = 559,809,615.60 × 237,493,437.60
  4. Step 4: Simplify right side
    373,206,410.40x = 132,951,110,010,378,592
  5. Step 5: Solve for x
    x = 132,951,110,010,378,592/373,206,410.40
  6. Step 6: Final answer
    x = 356,240,156.40

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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.