Home / 264,150,425.20-396,225,637.80-165,940,128.40

Finding the Fourth Proportional to 264,150,425.20, 396,225,637.80 and 165,940,128.40

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Solution

The fourth proportional to 264,150,425.20, 396,225,637.80 and 165,940,128.40 is: 248,910,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,150,425.20 : 396,225,637.80 = 165,940,128.40 : x
  2. Step 2: Convert to fraction form
    264,150,425.20/396,225,637.80 = 165,940,128.40/x
  3. Step 3: Cross multiply
    264,150,425.20x = 396,225,637.80 × 165,940,128.40
  4. Step 4: Simplify right side
    264,150,425.20x = 65,749,733,211,903,896
  5. Step 5: Solve for x
    x = 65,749,733,211,903,896/264,150,425.20
  6. Step 6: Final answer
    x = 248,910,192.60

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1.5x scale

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.