Home / 119,629,448.91-179,476,072.11-42,953,141.43

Finding the Fourth Proportional to 119,629,448.91, 179,476,072.11 and 42,953,141.43

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Solution

The fourth proportional to 119,629,448.91, 179,476,072.11 and 42,953,141.43 is: 64,441,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,629,448.91 : 179,476,072.11 = 42,953,141.43 : x
  2. Step 2: Convert to fraction form
    119,629,448.91/179,476,072.11 = 42,953,141.43/x
  3. Step 3: Cross multiply
    119,629,448.91x = 179,476,072.11 × 42,953,141.43
  4. Step 4: Simplify right side
    119,629,448.91x = 7,709,061,108,641,709
  5. Step 5: Solve for x
    x = 7,709,061,108,641,709/119,629,448.91
  6. Step 6: Final answer
    x = 64,441,165.44

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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.