Home / 456,137,009,120.88-629,469,695,928.48-247,563,934,925.58

Finding the Fourth Proportional to 456,137,009,120.88, 629,469,695,928.48 and 247,563,934,925.58

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Solution

The fourth proportional to 456,137,009,120.88, 629,469,695,928.48 and 247,563,934,925.58 is: 341,638,568,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,137,009,120.88 : 629,469,695,928.48 = 247,563,934,925.58 : x
  2. Step 2: Convert to fraction form
    456,137,009,120.88/629,469,695,928.48 = 247,563,934,925.58/x
  3. Step 3: Cross multiply
    456,137,009,120.88x = 629,469,695,928.48 × 247,563,934,925.58
  4. Step 4: Simplify right side
    456,137,009,120.88x = 155,833,994,840,462,822,735,872
  5. Step 5: Solve for x
    x = 155,833,994,840,462,822,735,872/456,137,009,120.88
  6. Step 6: Final answer
    x = 341,638,568,509.94

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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.