Home / 275,819,338.30-413,729,007.45-122,302,435.90

Finding the Fourth Proportional to 275,819,338.30, 413,729,007.45 and 122,302,435.90

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Solution

The fourth proportional to 275,819,338.30, 413,729,007.45 and 122,302,435.90 is: 183,453,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,819,338.30 : 413,729,007.45 = 122,302,435.90 : x
  2. Step 2: Convert to fraction form
    275,819,338.30/413,729,007.45 = 122,302,435.90/x
  3. Step 3: Cross multiply
    275,819,338.30x = 413,729,007.45 × 122,302,435.90
  4. Step 4: Simplify right side
    275,819,338.30x = 50,600,065,413,624,248
  5. Step 5: Solve for x
    x = 50,600,065,413,624,248/275,819,338.30
  6. Step 6: Final answer
    x = 183,453,653.85

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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.