Home / 319,796,580.56-479,694,810.32-174,352,449.20

Finding the Fourth Proportional to 319,796,580.56, 479,694,810.32 and 174,352,449.20

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Solution

The fourth proportional to 319,796,580.56, 479,694,810.32 and 174,352,449.20 is: 261,528,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,796,580.56 : 479,694,810.32 = 174,352,449.20 : x
  2. Step 2: Convert to fraction form
    319,796,580.56/479,694,810.32 = 174,352,449.20/x
  3. Step 3: Cross multiply
    319,796,580.56x = 479,694,810.32 × 174,352,449.20
  4. Step 4: Simplify right side
    319,796,580.56x = 83,635,965,047,821,424
  5. Step 5: Solve for x
    x = 83,635,965,047,821,424/319,796,580.56
  6. Step 6: Final answer
    x = 261,528,640.80

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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.