Home / 471,936,405.36-651,238,983-263,083,309.68

Finding the Fourth Proportional to 471,936,405.36, 651,238,983 and 263,083,309.68

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Solution

The fourth proportional to 471,936,405.36, 651,238,983 and 263,083,309.68 is: 363,036,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,936,405.36 : 651,238,983 = 263,083,309.68 : x
  2. Step 2: Convert to fraction form
    471,936,405.36/651,238,983 = 263,083,309.68/x
  3. Step 3: Cross multiply
    471,936,405.36x = 651,238,983 × 263,083,309.68
  4. Step 4: Simplify right side
    471,936,405.36x = 171,330,107,040,277,248
  5. Step 5: Solve for x
    x = 171,330,107,040,277,248/471,936,405.36
  6. Step 6: Final answer
    x = 363,036,428.41

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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.