Home / 234,395,056.10-323,449,410.12-129,969,261.56

Finding the Fourth Proportional to 234,395,056.10, 323,449,410.12 and 129,969,261.56

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Solution

The fourth proportional to 234,395,056.10, 323,449,410.12 and 129,969,261.56 is: 179,348,838.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,395,056.10 : 323,449,410.12 = 129,969,261.56 : x
  2. Step 2: Convert to fraction form
    234,395,056.10/323,449,410.12 = 129,969,261.56/x
  3. Step 3: Cross multiply
    234,395,056.10x = 323,449,410.12 × 129,969,261.56
  4. Step 4: Simplify right side
    234,395,056.10x = 42,038,480,985,313,992
  5. Step 5: Solve for x
    x = 42,038,480,985,313,992/234,395,056.10
  6. Step 6: Final answer
    x = 179,348,838.17

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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.