Home / 219,143,358.66-328,637,502.34-63,664,819.78

Finding the Fourth Proportional to 219,143,358.66, 328,637,502.34 and 63,664,819.78

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Solution

The fourth proportional to 219,143,358.66, 328,637,502.34 and 63,664,819.78 is: 95,474,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,143,358.66 : 328,637,502.34 = 63,664,819.78 : x
  2. Step 2: Convert to fraction form
    219,143,358.66/328,637,502.34 = 63,664,819.78/x
  3. Step 3: Cross multiply
    219,143,358.66x = 328,637,502.34 × 63,664,819.78
  4. Step 4: Simplify right side
    219,143,358.66x = 20,922,647,359,425,428
  5. Step 5: Solve for x
    x = 20,922,647,359,425,428/219,143,358.66
  6. Step 6: Final answer
    x = 95,474,704.26

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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.