Home / 21,598,235,928.89-29,804,892,427.58-11,952,385,540.14

Finding the Fourth Proportional to 21,598,235,928.89, 29,804,892,427.58 and 11,952,385,540.14

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Solution

The fourth proportional to 21,598,235,928.89, 29,804,892,427.58 and 11,952,385,540.14 is: 16,493,919,524.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,598,235,928.89 : 29,804,892,427.58 = 11,952,385,540.14 : x
  2. Step 2: Convert to fraction form
    21,598,235,928.89/29,804,892,427.58 = 11,952,385,540.14/x
  3. Step 3: Cross multiply
    21,598,235,928.89x = 29,804,892,427.58 × 11,952,385,540.14
  4. Step 4: Simplify right side
    21,598,235,928.89x = 356,239,565,276,775,579,648
  5. Step 5: Solve for x
    x = 356,239,565,276,775,579,648/21,598,235,928.89
  6. Step 6: Final answer
    x = 16,493,919,524.25

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1.5x scale

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.