Home / 509,831,015,289.48-703,884,379,520.25-324,537,312,076.65

Finding the Fourth Proportional to 509,831,015,289.48, 703,884,379,520.25 and 324,537,312,076.65

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Solution

The fourth proportional to 509,831,015,289.48, 703,884,379,520.25 and 324,537,312,076.65 is: 448,063,647,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,831,015,289.48 : 703,884,379,520.25 = 324,537,312,076.65 : x
  2. Step 2: Convert to fraction form
    509,831,015,289.48/703,884,379,520.25 = 324,537,312,076.65/x
  3. Step 3: Cross multiply
    509,831,015,289.48x = 703,884,379,520.25 × 324,537,312,076.65
  4. Step 4: Simplify right side
    509,831,015,289.48x = 228,436,744,542,242,545,336,320
  5. Step 5: Solve for x
    x = 228,436,744,542,242,545,336,320/509,831,015,289.48
  6. Step 6: Final answer
    x = 448,063,647,937.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.