Home / 324,719,724.48-448,116,731.33-190,763,287.20

Finding the Fourth Proportional to 324,719,724.48, 448,116,731.33 and 190,763,287.20

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Solution

The fourth proportional to 324,719,724.48, 448,116,731.33 and 190,763,287.20 is: 263,255,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,719,724.48 : 448,116,731.33 = 190,763,287.20 : x
  2. Step 2: Convert to fraction form
    324,719,724.48/448,116,731.33 = 190,763,287.20/x
  3. Step 3: Cross multiply
    324,719,724.48x = 448,116,731.33 × 190,763,287.20
  4. Step 4: Simplify right side
    324,719,724.48x = 85,484,220,719,475,232
  5. Step 5: Solve for x
    x = 85,484,220,719,475,232/324,719,724.48
  6. Step 6: Final answer
    x = 263,255,399.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.