Home / 9,320,321,111.20-13,980,481,666.80-8,385,110,922.40

Finding the Fourth Proportional to 9,320,321,111.20, 13,980,481,666.80 and 8,385,110,922.40

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Solution

The fourth proportional to 9,320,321,111.20, 13,980,481,666.80 and 8,385,110,922.40 is: 12,577,666,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,321,111.20 : 13,980,481,666.80 = 8,385,110,922.40 : x
  2. Step 2: Convert to fraction form
    9,320,321,111.20/13,980,481,666.80 = 8,385,110,922.40/x
  3. Step 3: Cross multiply
    9,320,321,111.20x = 13,980,481,666.80 × 8,385,110,922.40
  4. Step 4: Simplify right side
    9,320,321,111.20x = 117,227,889,524,697,628,672
  5. Step 5: Solve for x
    x = 117,227,889,524,697,628,672/9,320,321,111.20
  6. Step 6: Final answer
    x = 12,577,666,383.60

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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.