Home / 619,452,825.65-929,319,224.39-204,928,666.60

Finding the Fourth Proportional to 619,452,825.65, 929,319,224.39 and 204,928,666.60

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Solution

The fourth proportional to 619,452,825.65, 929,319,224.39 and 204,928,666.60 is: 307,439,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,452,825.65 : 929,319,224.39 = 204,928,666.60 : x
  2. Step 2: Convert to fraction form
    619,452,825.65/929,319,224.39 = 204,928,666.60/x
  3. Step 3: Cross multiply
    619,452,825.65x = 929,319,224.39 × 204,928,666.60
  4. Step 4: Simplify right side
    619,452,825.65x = 190,444,149,494,317,664
  5. Step 5: Solve for x
    x = 190,444,149,494,317,664/619,452,825.65
  6. Step 6: Final answer
    x = 307,439,310.32

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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.