Home / 199,722,696.40-299,584,044.60-169,489,608.40

Finding the Fourth Proportional to 199,722,696.40, 299,584,044.60 and 169,489,608.40

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Solution

The fourth proportional to 199,722,696.40, 299,584,044.60 and 169,489,608.40 is: 254,234,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,722,696.40 : 299,584,044.60 = 169,489,608.40 : x
  2. Step 2: Convert to fraction form
    199,722,696.40/299,584,044.60 = 169,489,608.40/x
  3. Step 3: Cross multiply
    199,722,696.40x = 299,584,044.60 × 169,489,608.40
  4. Step 4: Simplify right side
    199,722,696.40x = 50,776,382,402,142,144
  5. Step 5: Solve for x
    x = 50,776,382,402,142,144/199,722,696.40
  6. Step 6: Final answer
    x = 254,234,412.60

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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.