Home / 203,172,369.66-280,373,101.13-119,545,916.85

Finding the Fourth Proportional to 203,172,369.66, 280,373,101.13 and 119,545,916.85

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Solution

The fourth proportional to 203,172,369.66, 280,373,101.13 and 119,545,916.85 is: 164,970,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,172,369.66 : 280,373,101.13 = 119,545,916.85 : x
  2. Step 2: Convert to fraction form
    203,172,369.66/280,373,101.13 = 119,545,916.85/x
  3. Step 3: Cross multiply
    203,172,369.66x = 280,373,101.13 × 119,545,916.85
  4. Step 4: Simplify right side
    203,172,369.66x = 33,517,459,434,962,484
  5. Step 5: Solve for x
    x = 33,517,459,434,962,484/203,172,369.66
  6. Step 6: Final answer
    x = 164,970,559.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.