Home / 195,921,167.56-293,699,814.72-86,687,997.10

Finding the Fourth Proportional to 195,921,167.56, 293,699,814.72 and 86,687,997.10

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Solution

The fourth proportional to 195,921,167.56, 293,699,814.72 and 86,687,997.10 is: 129,951,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,921,167.56 : 293,699,814.72 = 86,687,997.10 : x
  2. Step 2: Convert to fraction form
    195,921,167.56/293,699,814.72 = 86,687,997.10/x
  3. Step 3: Cross multiply
    195,921,167.56x = 293,699,814.72 × 86,687,997.10
  4. Step 4: Simplify right side
    195,921,167.56x = 25,460,248,686,717,900
  5. Step 5: Solve for x
    x = 25,460,248,686,717,900/195,921,167.56
  6. Step 6: Final answer
    x = 129,951,495.31

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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.