Home / 28,745,543,328.57-39,670,997,080.86-16,541,989,243.83

Finding the Fourth Proportional to 28,745,543,328.57, 39,670,997,080.86 and 16,541,989,243.83

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Solution

The fourth proportional to 28,745,543,328.57, 39,670,997,080.86 and 16,541,989,243.83 is: 22,829,180,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745,543,328.57 : 39,670,997,080.86 = 16,541,989,243.83 : x
  2. Step 2: Convert to fraction form
    28,745,543,328.57/39,670,997,080.86 = 16,541,989,243.83/x
  3. Step 3: Cross multiply
    28,745,543,328.57x = 39,670,997,080.86 × 16,541,989,243.83
  4. Step 4: Simplify right side
    28,745,543,328.57x = 656,237,207,003,597,504,512
  5. Step 5: Solve for x
    x = 656,237,207,003,597,504,512/28,745,543,328.57
  6. Step 6: Final answer
    x = 22,829,180,840.40

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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.