Home / 456,137,009,281.66-629,469,696,150.57-247,563,935,086.18

Finding the Fourth Proportional to 456,137,009,281.66, 629,469,696,150.57 and 247,563,935,086.18

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Solution

The fourth proportional to 456,137,009,281.66, 629,469,696,150.57 and 247,563,935,086.18 is: 341,638,568,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,137,009,281.66 : 629,469,696,150.57 = 247,563,935,086.18 : x
  2. Step 2: Convert to fraction form
    456,137,009,281.66/629,469,696,150.57 = 247,563,935,086.18/x
  3. Step 3: Cross multiply
    456,137,009,281.66x = 629,469,696,150.57 × 247,563,935,086.18
  4. Step 4: Simplify right side
    456,137,009,281.66x = 155,833,994,996,537,135,988,736
  5. Step 5: Solve for x
    x = 155,833,994,996,537,135,988,736/456,137,009,281.66
  6. Step 6: Final answer
    x = 341,638,568,731.68

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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.