Home / 156,435,425.17-234,662,105-41,416,978.75

Finding the Fourth Proportional to 156,435,425.17, 234,662,105 and 41,416,978.75

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Solution

The fourth proportional to 156,435,425.17, 234,662,105 and 41,416,978.75 is: 62,127,842.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,435,425.17 : 234,662,105 = 41,416,978.75 : x
  2. Step 2: Convert to fraction form
    156,435,425.17/234,662,105 = 41,416,978.75/x
  3. Step 3: Cross multiply
    156,435,425.17x = 234,662,105 × 41,416,978.75
  4. Step 4: Simplify right side
    156,435,425.17x = 9,718,995,416,215,268
  5. Step 5: Solve for x
    x = 9,718,995,416,215,268/156,435,425.17
  6. Step 6: Final answer
    x = 62,127,842.24

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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.