Home / 456,137,009,132.13-629,469,695,944.12-247,563,934,936.96

Finding the Fourth Proportional to 456,137,009,132.13, 629,469,695,944.12 and 247,563,934,936.96

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Solution

The fourth proportional to 456,137,009,132.13, 629,469,695,944.12 and 247,563,934,936.96 is: 341,638,568,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,137,009,132.13 : 629,469,695,944.12 = 247,563,934,936.96 : x
  2. Step 2: Convert to fraction form
    456,137,009,132.13/629,469,695,944.12 = 247,563,934,936.96/x
  3. Step 3: Cross multiply
    456,137,009,132.13x = 629,469,695,944.12 × 247,563,934,936.96
  4. Step 4: Simplify right side
    456,137,009,132.13x = 155,833,994,851,498,103,668,736
  5. Step 5: Solve for x
    x = 155,833,994,851,498,103,668,736/456,137,009,132.13
  6. Step 6: Final answer
    x = 341,638,568,525.71

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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.