Home / 1,236,627,021.40-1,854,940,532.10-868,577,556.85

Finding the Fourth Proportional to 1,236,627,021.40, 1,854,940,532.10 and 868,577,556.85

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Solution

The fourth proportional to 1,236,627,021.40, 1,854,940,532.10 and 868,577,556.85 is: 1,302,866,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,627,021.40 : 1,854,940,532.10 = 868,577,556.85 : x
  2. Step 2: Convert to fraction form
    1,236,627,021.40/1,854,940,532.10 = 868,577,556.85/x
  3. Step 3: Cross multiply
    1,236,627,021.40x = 1,854,940,532.10 × 868,577,556.85
  4. Step 4: Simplify right side
    1,236,627,021.40x = 1,611,159,715,473,456,896
  5. Step 5: Solve for x
    x = 1,611,159,715,473,456,896/1,236,627,021.40
  6. Step 6: Final answer
    x = 1,302,866,335.28

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Half scale
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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.