Home / 1,180,512,135.60-1,770,768,203.40-362,665,114.80

Finding the Fourth Proportional to 1,180,512,135.60, 1,770,768,203.40 and 362,665,114.80

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Solution

The fourth proportional to 1,180,512,135.60, 1,770,768,203.40 and 362,665,114.80 is: 543,997,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,512,135.60 : 1,770,768,203.40 = 362,665,114.80 : x
  2. Step 2: Convert to fraction form
    1,180,512,135.60/1,770,768,203.40 = 362,665,114.80/x
  3. Step 3: Cross multiply
    1,180,512,135.60x = 1,770,768,203.40 × 362,665,114.80
  4. Step 4: Simplify right side
    1,180,512,135.60x = 642,195,853,770,250,752
  5. Step 5: Solve for x
    x = 642,195,853,770,250,752/1,180,512,135.60
  6. Step 6: Final answer
    x = 543,997,672.20

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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.