Home / 152,843,745.96-229,053,509.14-69,642,164.94

Finding the Fourth Proportional to 152,843,745.96, 229,053,509.14 and 69,642,164.94

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Solution

The fourth proportional to 152,843,745.96, 229,053,509.14 and 69,642,164.94 is: 104,366,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,843,745.96 : 229,053,509.14 = 69,642,164.94 : x
  2. Step 2: Convert to fraction form
    152,843,745.96/229,053,509.14 = 69,642,164.94/x
  3. Step 3: Cross multiply
    152,843,745.96x = 229,053,509.14 × 69,642,164.94
  4. Step 4: Simplify right side
    152,843,745.96x = 15,951,782,263,613,676
  5. Step 5: Solve for x
    x = 15,951,782,263,613,676/152,843,745.96
  6. Step 6: Final answer
    x = 104,366,601.09

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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.