Home / 886,467,110.40-1,329,700,665.60-838,849,996.80

Finding the Fourth Proportional to 886,467,110.40, 1,329,700,665.60 and 838,849,996.80

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Solution

The fourth proportional to 886,467,110.40, 1,329,700,665.60 and 838,849,996.80 is: 1,258,274,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,467,110.40 : 1,329,700,665.60 = 838,849,996.80 : x
  2. Step 2: Convert to fraction form
    886,467,110.40/1,329,700,665.60 = 838,849,996.80/x
  3. Step 3: Cross multiply
    886,467,110.40x = 1,329,700,665.60 × 838,849,996.80
  4. Step 4: Simplify right side
    886,467,110.40x = 1,115,419,399,083,517,696
  5. Step 5: Solve for x
    x = 1,115,419,399,083,517,696/886,467,110.40
  6. Step 6: Final answer
    x = 1,258,274,995.20

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Double scale
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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.