Home / 150,443,327,365.12-225,764,282,688.27-79,747,684,015.43

Finding the Fourth Proportional to 150,443,327,365.12, 225,764,282,688.27 and 79,747,684,015.43

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Solution

The fourth proportional to 150,443,327,365.12, 225,764,282,688.27 and 79,747,684,015.43 is: 119,674,158,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,443,327,365.12 : 225,764,282,688.27 = 79,747,684,015.43 : x
  2. Step 2: Convert to fraction form
    150,443,327,365.12/225,764,282,688.27 = 79,747,684,015.43/x
  3. Step 3: Cross multiply
    150,443,327,365.12x = 225,764,282,688.27 × 79,747,684,015.43
  4. Step 4: Simplify right side
    150,443,327,365.12x = 18,004,178,677,793,239,859,200
  5. Step 5: Solve for x
    x = 18,004,178,677,793,239,859,200/150,443,327,365.12
  6. Step 6: Final answer
    x = 119,674,158,988.11

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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.