Home / 507,577,745.87-700,686,804.39-319,682,179.41

Finding the Fourth Proportional to 507,577,745.87, 700,686,804.39 and 319,682,179.41

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Solution

The fourth proportional to 507,577,745.87, 700,686,804.39 and 319,682,179.41 is: 441,305,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,577,745.87 : 700,686,804.39 = 319,682,179.41 : x
  2. Step 2: Convert to fraction form
    507,577,745.87/700,686,804.39 = 319,682,179.41/x
  3. Step 3: Cross multiply
    507,577,745.87x = 700,686,804.39 × 319,682,179.41
  4. Step 4: Simplify right side
    507,577,745.87x = 223,997,084,711,223,584
  5. Step 5: Solve for x
    x = 223,997,084,711,223,584/507,577,745.87
  6. Step 6: Final answer
    x = 441,305,960.59

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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.