Home / 43,143,882,978.50-64,715,824,467.78-12,124,734,690.50

Finding the Fourth Proportional to 43,143,882,978.50, 64,715,824,467.78 and 12,124,734,690.50

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Solution

The fourth proportional to 43,143,882,978.50, 64,715,824,467.78 and 12,124,734,690.50 is: 18,187,102,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143,882,978.50 : 64,715,824,467.78 = 12,124,734,690.50 : x
  2. Step 2: Convert to fraction form
    43,143,882,978.50/64,715,824,467.78 = 12,124,734,690.50/x
  3. Step 3: Cross multiply
    43,143,882,978.50x = 64,715,824,467.78 × 12,124,734,690.50
  4. Step 4: Simplify right side
    43,143,882,978.50x = 784,662,201,948,800,811,008
  5. Step 5: Solve for x
    x = 784,662,201,948,800,811,008/43,143,882,978.50
  6. Step 6: Final answer
    x = 18,187,102,035.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.