Home / 189,670,247.14-284,545,981.78-56,733,544.78

Finding the Fourth Proportional to 189,670,247.14, 284,545,981.78 and 56,733,544.78

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Solution

The fourth proportional to 189,670,247.14, 284,545,981.78 and 56,733,544.78 is: 85,112,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,670,247.14 : 284,545,981.78 = 56,733,544.78 : x
  2. Step 2: Convert to fraction form
    189,670,247.14/284,545,981.78 = 56,733,544.78/x
  3. Step 3: Cross multiply
    189,670,247.14x = 284,545,981.78 × 56,733,544.78
  4. Step 4: Simplify right side
    189,670,247.14x = 16,143,302,199,284,692
  5. Step 5: Solve for x
    x = 16,143,302,199,284,692/189,670,247.14
  6. Step 6: Final answer
    x = 85,112,464.62

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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.