Home / 677,949,675.03-1,014,949,015.94-503,843,624.72

Finding the Fourth Proportional to 677,949,675.03, 1,014,949,015.94 and 503,843,624.72

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Solution

The fourth proportional to 677,949,675.03, 1,014,949,015.94 and 503,843,624.72 is: 754,297,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,949,675.03 : 1,014,949,015.94 = 503,843,624.72 : x
  2. Step 2: Convert to fraction form
    677,949,675.03/1,014,949,015.94 = 503,843,624.72/x
  3. Step 3: Cross multiply
    677,949,675.03x = 1,014,949,015.94 × 503,843,624.72
  4. Step 4: Simplify right side
    677,949,675.03x = 511,375,591,092,131,904
  5. Step 5: Solve for x
    x = 511,375,591,092,131,904/677,949,675.03
  6. Step 6: Final answer
    x = 754,297,272.98

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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.