Home / 219,560,723.46-329,308,689.68-64,072,782.81

Finding the Fourth Proportional to 219,560,723.46, 329,308,689.68 and 64,072,782.81

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Solution

The fourth proportional to 219,560,723.46, 329,308,689.68 and 64,072,782.81 is: 96,099,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,560,723.46 : 329,308,689.68 = 64,072,782.81 : x
  2. Step 2: Convert to fraction form
    219,560,723.46/329,308,689.68 = 64,072,782.81/x
  3. Step 3: Cross multiply
    219,560,723.46x = 329,308,689.68 × 64,072,782.81
  4. Step 4: Simplify right side
    219,560,723.46x = 21,099,724,151,232,236
  5. Step 5: Solve for x
    x = 21,099,724,151,232,236/219,560,723.46
  6. Step 6: Final answer
    x = 96,099,720.47

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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.