Home / 439,082,811.90-658,624,217.85-115,966,683.90

Finding the Fourth Proportional to 439,082,811.90, 658,624,217.85 and 115,966,683.90

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Solution

The fourth proportional to 439,082,811.90, 658,624,217.85 and 115,966,683.90 is: 173,950,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,082,811.90 : 658,624,217.85 = 115,966,683.90 : x
  2. Step 2: Convert to fraction form
    439,082,811.90/658,624,217.85 = 115,966,683.90/x
  3. Step 3: Cross multiply
    439,082,811.90x = 658,624,217.85 × 115,966,683.90
  4. Step 4: Simplify right side
    439,082,811.90x = 76,378,466,480,295,696
  5. Step 5: Solve for x
    x = 76,378,466,480,295,696/439,082,811.90
  6. Step 6: Final answer
    x = 173,950,025.85

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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.