Home / 358,099,958.50-537,149,908.54-99,315,175.44

Finding the Fourth Proportional to 358,099,958.50, 537,149,908.54 and 99,315,175.44

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Solution

The fourth proportional to 358,099,958.50, 537,149,908.54 and 99,315,175.44 is: 148,972,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,099,958.50 : 537,149,908.54 = 99,315,175.44 : x
  2. Step 2: Convert to fraction form
    358,099,958.50/537,149,908.54 = 99,315,175.44/x
  3. Step 3: Cross multiply
    358,099,958.50x = 537,149,908.54 × 99,315,175.44
  4. Step 4: Simplify right side
    358,099,958.50x = 53,347,137,404,230,048
  5. Step 5: Solve for x
    x = 53,347,137,404,230,048/358,099,958.50
  6. Step 6: Final answer
    x = 148,972,755.06

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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.