Home / 240,629,144.34-332,068,640.13-130,620,931.86

Finding the Fourth Proportional to 240,629,144.34, 332,068,640.13 and 130,620,931.86

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Solution

The fourth proportional to 240,629,144.34, 332,068,640.13 and 130,620,931.86 is: 180,257,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,629,144.34 : 332,068,640.13 = 130,620,931.86 : x
  2. Step 2: Convert to fraction form
    240,629,144.34/332,068,640.13 = 130,620,931.86/x
  3. Step 3: Cross multiply
    240,629,144.34x = 332,068,640.13 × 130,620,931.86
  4. Step 4: Simplify right side
    240,629,144.34x = 43,375,115,215,263,592
  5. Step 5: Solve for x
    x = 43,375,115,215,263,592/240,629,144.34
  6. Step 6: Final answer
    x = 180,257,114.47

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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.