Home / 189,535,369.32-284,320,404.22-53,219,834.28

Finding the Fourth Proportional to 189,535,369.32, 284,320,404.22 and 53,219,834.28

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Solution

The fourth proportional to 189,535,369.32, 284,320,404.22 and 53,219,834.28 is: 79,834,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,535,369.32 : 284,320,404.22 = 53,219,834.28 : x
  2. Step 2: Convert to fraction form
    189,535,369.32/284,320,404.22 = 53,219,834.28/x
  3. Step 3: Cross multiply
    189,535,369.32x = 284,320,404.22 × 53,219,834.28
  4. Step 4: Simplify right side
    189,535,369.32x = 15,131,484,795,011,014
  5. Step 5: Solve for x
    x = 15,131,484,795,011,014/189,535,369.32
  6. Step 6: Final answer
    x = 79,834,623.21

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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.