Home / 934,529,287.72-1,400,693,083.24-381,486,326.44

Finding the Fourth Proportional to 934,529,287.72, 1,400,693,083.24 and 381,486,326.44

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Solution

The fourth proportional to 934,529,287.72, 1,400,693,083.24 and 381,486,326.44 is: 571,780,109.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,529,287.72 : 1,400,693,083.24 = 381,486,326.44 : x
  2. Step 2: Convert to fraction form
    934,529,287.72/1,400,693,083.24 = 381,486,326.44/x
  3. Step 3: Cross multiply
    934,529,287.72x = 1,400,693,083.24 × 381,486,326.44
  4. Step 4: Simplify right side
    934,529,287.72x = 534,345,258,795,144,704
  5. Step 5: Solve for x
    x = 534,345,258,795,144,704/934,529,287.72
  6. Step 6: Final answer
    x = 571,780,109.85

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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.