Home / 320,671,353.30-481,007,029.95-274,754,850.90

Finding the Fourth Proportional to 320,671,353.30, 481,007,029.95 and 274,754,850.90

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Solution

The fourth proportional to 320,671,353.30, 481,007,029.95 and 274,754,850.90 is: 412,132,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,671,353.30 : 481,007,029.95 = 274,754,850.90 : x
  2. Step 2: Convert to fraction form
    320,671,353.30/481,007,029.95 = 274,754,850.90/x
  3. Step 3: Cross multiply
    320,671,353.30x = 481,007,029.95 × 274,754,850.90
  4. Step 4: Simplify right side
    320,671,353.30x = 132,159,014,795,764,064
  5. Step 5: Solve for x
    x = 132,159,014,795,764,064/320,671,353.30
  6. Step 6: Final answer
    x = 412,132,276.35

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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.