Home / 403,097,907.30-556,273,747.94-226,885,800.57

Finding the Fourth Proportional to 403,097,907.30, 556,273,747.94 and 226,885,800.57

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Solution

The fourth proportional to 403,097,907.30, 556,273,747.94 and 226,885,800.57 is: 313,101,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,097,907.30 : 556,273,747.94 = 226,885,800.57 : x
  2. Step 2: Convert to fraction form
    403,097,907.30/556,273,747.94 = 226,885,800.57/x
  3. Step 3: Cross multiply
    403,097,907.30x = 556,273,747.94 × 226,885,800.57
  4. Step 4: Simplify right side
    403,097,907.30x = 126,210,614,636,306,848
  5. Step 5: Solve for x
    x = 126,210,614,636,306,848/403,097,907.30
  6. Step 6: Final answer
    x = 313,101,636.97

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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.