Home / 855,271,393,015.42-1,180,375,705,949.10-508,043,043,777.18

Finding the Fourth Proportional to 855,271,393,015.42, 1,180,375,705,949.10 and 508,043,043,777.18

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Solution

The fourth proportional to 855,271,393,015.42, 1,180,375,705,949.10 and 508,043,043,777.18 is: 701,159,504,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,271,393,015.42 : 1,180,375,705,949.10 = 508,043,043,777.18 : x
  2. Step 2: Convert to fraction form
    855,271,393,015.42/1,180,375,705,949.10 = 508,043,043,777.18/x
  3. Step 3: Cross multiply
    855,271,393,015.42x = 1,180,375,705,949.10 × 508,043,043,777.18
  4. Step 4: Simplify right side
    855,271,393,015.42x = 599,681,666,451,018,377,854,976
  5. Step 5: Solve for x
    x = 599,681,666,451,018,377,854,976/855,271,393,015.42
  6. Step 6: Final answer
    x = 701,159,504,863.98

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Double scale
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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.