Home / 512,447,841.26-768,512,784.90-184,880,771.90

Finding the Fourth Proportional to 512,447,841.26, 768,512,784.90 and 184,880,771.90

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Solution

The fourth proportional to 512,447,841.26, 768,512,784.90 and 184,880,771.90 is: 277,263,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,447,841.26 : 768,512,784.90 = 184,880,771.90 : x
  2. Step 2: Convert to fraction form
    512,447,841.26/768,512,784.90 = 184,880,771.90/x
  3. Step 3: Cross multiply
    512,447,841.26x = 768,512,784.90 × 184,880,771.90
  4. Step 4: Simplify right side
    512,447,841.26x = 142,083,236,887,330,672
  5. Step 5: Solve for x
    x = 142,083,236,887,330,672/512,447,841.26
  6. Step 6: Final answer
    x = 277,263,802.18

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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.