Home / 634,344,671.09-875,324,645.85-352,099,009.73

Finding the Fourth Proportional to 634,344,671.09, 875,324,645.85 and 352,099,009.73

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Solution

The fourth proportional to 634,344,671.09, 875,324,645.85 and 352,099,009.73 is: 485,857,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,344,671.09 : 875,324,645.85 = 352,099,009.73 : x
  2. Step 2: Convert to fraction form
    634,344,671.09/875,324,645.85 = 352,099,009.73/x
  3. Step 3: Cross multiply
    634,344,671.09x = 875,324,645.85 × 352,099,009.73
  4. Step 4: Simplify right side
    634,344,671.09x = 308,200,940,999,556,672
  5. Step 5: Solve for x
    x = 308,200,940,999,556,672/634,344,671.09
  6. Step 6: Final answer
    x = 485,857,224.07

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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.