Home / 193,536,690.40-289,969,112.40-181,443,455.20

Finding the Fourth Proportional to 193,536,690.40, 289,969,112.40 and 181,443,455.20

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Solution

The fourth proportional to 193,536,690.40, 289,969,112.40 and 181,443,455.20 is: 271,850,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,536,690.40 : 289,969,112.40 = 181,443,455.20 : x
  2. Step 2: Convert to fraction form
    193,536,690.40/289,969,112.40 = 181,443,455.20/x
  3. Step 3: Cross multiply
    193,536,690.40x = 289,969,112.40 × 181,443,455.20
  4. Step 4: Simplify right side
    193,536,690.40x = 52,612,997,655,133,160
  5. Step 5: Solve for x
    x = 52,612,997,655,133,160/193,536,690.40
  6. Step 6: Final answer
    x = 271,850,249.93

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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.