Home / 18,392,842,163.20-27,589,263,244.80-5,307,065,881.60

Finding the Fourth Proportional to 18,392,842,163.20, 27,589,263,244.80 and 5,307,065,881.60

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Solution

The fourth proportional to 18,392,842,163.20, 27,589,263,244.80 and 5,307,065,881.60 is: 7,960,598,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,842,163.20 : 27,589,263,244.80 = 5,307,065,881.60 : x
  2. Step 2: Convert to fraction form
    18,392,842,163.20/27,589,263,244.80 = 5,307,065,881.60/x
  3. Step 3: Cross multiply
    18,392,842,163.20x = 27,589,263,244.80 × 5,307,065,881.60
  4. Step 4: Simplify right side
    18,392,842,163.20x = 146,418,037,664,958,988,288
  5. Step 5: Solve for x
    x = 146,418,037,664,958,988,288/18,392,842,163.20
  6. Step 6: Final answer
    x = 7,960,598,822.40

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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.