Home / 130,705,911.94-196,080,146.87-38,598,965.94

Finding the Fourth Proportional to 130,705,911.94, 196,080,146.87 and 38,598,965.94

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Solution

The fourth proportional to 130,705,911.94, 196,080,146.87 and 38,598,965.94 is: 57,904,732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,705,911.94 : 196,080,146.87 = 38,598,965.94 : x
  2. Step 2: Convert to fraction form
    130,705,911.94/196,080,146.87 = 38,598,965.94/x
  3. Step 3: Cross multiply
    130,705,911.94x = 196,080,146.87 × 38,598,965.94
  4. Step 4: Simplify right side
    130,705,911.94x = 7,568,490,910,545,327
  5. Step 5: Solve for x
    x = 7,568,490,910,545,327/130,705,911.94
  6. Step 6: Final answer
    x = 57,904,732.83

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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.