Home / 509,831,015,289.30-703,884,379,520-324,537,312,076.50

Finding the Fourth Proportional to 509,831,015,289.30, 703,884,379,520 and 324,537,312,076.50

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Solution

The fourth proportional to 509,831,015,289.30, 703,884,379,520 and 324,537,312,076.50 is: 448,063,647,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,831,015,289.30 : 703,884,379,520 = 324,537,312,076.50 : x
  2. Step 2: Convert to fraction form
    509,831,015,289.30/703,884,379,520 = 324,537,312,076.50/x
  3. Step 3: Cross multiply
    509,831,015,289.30x = 703,884,379,520 × 324,537,312,076.50
  4. Step 4: Simplify right side
    509,831,015,289.30x = 228,436,744,542,055,814,922,240
  5. Step 5: Solve for x
    x = 228,436,744,542,055,814,922,240/509,831,015,289.30
  6. Step 6: Final answer
    x = 448,063,647,937.21

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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.