Home / 365,962,879.40-548,950,880.12-132,959,068.34

Finding the Fourth Proportional to 365,962,879.40, 548,950,880.12 and 132,959,068.34

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Solution

The fourth proportional to 365,962,879.40, 548,950,880.12 and 132,959,068.34 is: 199,440,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,962,879.40 : 548,950,880.12 = 132,959,068.34 : x
  2. Step 2: Convert to fraction form
    365,962,879.40/548,950,880.12 = 132,959,068.34/x
  3. Step 3: Cross multiply
    365,962,879.40x = 548,950,880.12 × 132,959,068.34
  4. Step 4: Simplify right side
    365,962,879.40x = 72,987,997,581,768,672
  5. Step 5: Solve for x
    x = 72,987,997,581,768,672/365,962,879.40
  6. Step 6: Final answer
    x = 199,440,986.21

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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.