Home / 135,966,239.40-203,949,359.10-117,472,092.60

Finding the Fourth Proportional to 135,966,239.40, 203,949,359.10 and 117,472,092.60

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Solution

The fourth proportional to 135,966,239.40, 203,949,359.10 and 117,472,092.60 is: 176,208,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,966,239.40 : 203,949,359.10 = 117,472,092.60 : x
  2. Step 2: Convert to fraction form
    135,966,239.40/203,949,359.10 = 117,472,092.60/x
  3. Step 3: Cross multiply
    135,966,239.40x = 203,949,359.10 × 117,472,092.60
  4. Step 4: Simplify right side
    135,966,239.40x = 23,958,357,997,905,852
  5. Step 5: Solve for x
    x = 23,958,357,997,905,852/135,966,239.40
  6. Step 6: Final answer
    x = 176,208,138.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.