Home / 501,043,945.56-751,320,033.88-205,885,594.52

Finding the Fourth Proportional to 501,043,945.56, 751,320,033.88 and 205,885,594.52

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Solution

The fourth proportional to 501,043,945.56, 751,320,033.88 and 205,885,594.52 is: 308,727,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,043,945.56 : 751,320,033.88 = 205,885,594.52 : x
  2. Step 2: Convert to fraction form
    501,043,945.56/751,320,033.88 = 205,885,594.52/x
  3. Step 3: Cross multiply
    501,043,945.56x = 751,320,033.88 × 205,885,594.52
  4. Step 4: Simplify right side
    501,043,945.56x = 154,685,971,850,170,336
  5. Step 5: Solve for x
    x = 154,685,971,850,170,336/501,043,945.56
  6. Step 6: Final answer
    x = 308,727,354.60

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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.