Home / 163,309,324.70-244,963,987.05-108,889,766.30

Finding the Fourth Proportional to 163,309,324.70, 244,963,987.05 and 108,889,766.30

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Solution

The fourth proportional to 163,309,324.70, 244,963,987.05 and 108,889,766.30 is: 163,334,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,309,324.70 : 244,963,987.05 = 108,889,766.30 : x
  2. Step 2: Convert to fraction form
    163,309,324.70/244,963,987.05 = 108,889,766.30/x
  3. Step 3: Cross multiply
    163,309,324.70x = 244,963,987.05 × 108,889,766.30
  4. Step 4: Simplify right side
    163,309,324.70x = 26,674,071,301,790,728
  5. Step 5: Solve for x
    x = 26,674,071,301,790,728/163,309,324.70
  6. Step 6: Final answer
    x = 163,334,649.45

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Double scale
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Similar ratio
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1.5x scale

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.