Home / 167,574,012.30-251,361,018.45-129,310,260.30

Finding the Fourth Proportional to 167,574,012.30, 251,361,018.45 and 129,310,260.30

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Solution

The fourth proportional to 167,574,012.30, 251,361,018.45 and 129,310,260.30 is: 193,965,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,574,012.30 : 251,361,018.45 = 129,310,260.30 : x
  2. Step 2: Convert to fraction form
    167,574,012.30/251,361,018.45 = 129,310,260.30/x
  3. Step 3: Cross multiply
    167,574,012.30x = 251,361,018.45 × 129,310,260.30
  4. Step 4: Simplify right side
    167,574,012.30x = 32,503,558,725,042,600
  5. Step 5: Solve for x
    x = 32,503,558,725,042,600/167,574,012.30
  6. Step 6: Final answer
    x = 193,965,390.45

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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.