Home / 12,754,611,000.90-19,131,916,501.35-11,591,392,940.10

Finding the Fourth Proportional to 12,754,611,000.90, 19,131,916,501.35 and 11,591,392,940.10

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Solution

The fourth proportional to 12,754,611,000.90, 19,131,916,501.35 and 11,591,392,940.10 is: 17,387,089,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,611,000.90 : 19,131,916,501.35 = 11,591,392,940.10 : x
  2. Step 2: Convert to fraction form
    12,754,611,000.90/19,131,916,501.35 = 11,591,392,940.10/x
  3. Step 3: Cross multiply
    12,754,611,000.90x = 19,131,916,501.35 × 11,591,392,940.10
  4. Step 4: Simplify right side
    12,754,611,000.90x = 221,765,561,864,331,067,392
  5. Step 5: Solve for x
    x = 221,765,561,864,331,067,392/12,754,611,000.90
  6. Step 6: Final answer
    x = 17,387,089,410.15

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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.