Home / 361,074,054,745.90-541,759,545,643.20-159,509,409,872.86

Finding the Fourth Proportional to 361,074,054,745.90, 541,759,545,643.20 and 159,509,409,872.86

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Solution

The fourth proportional to 361,074,054,745.90, 541,759,545,643.20 and 159,509,409,872.86 is: 239,329,700,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,074,054,745.90 : 541,759,545,643.20 = 159,509,409,872.86 : x
  2. Step 2: Convert to fraction form
    361,074,054,745.90/541,759,545,643.20 = 159,509,409,872.86/x
  3. Step 3: Cross multiply
    361,074,054,745.90x = 541,759,545,643.20 × 159,509,409,872.86
  4. Step 4: Simplify right side
    361,074,054,745.90x = 86,415,745,418,535,595,147,264
  5. Step 5: Solve for x
    x = 86,415,745,418,535,595,147,264/361,074,054,745.90
  6. Step 6: Final answer
    x = 239,329,700,604.91

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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.