Home / 172,433,624.16-258,691,617.48-57,419,163

Finding the Fourth Proportional to 172,433,624.16, 258,691,617.48 and 57,419,163

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Solution

The fourth proportional to 172,433,624.16, 258,691,617.48 and 57,419,163 is: 86,142,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,433,624.16 : 258,691,617.48 = 57,419,163 : x
  2. Step 2: Convert to fraction form
    172,433,624.16/258,691,617.48 = 57,419,163/x
  3. Step 3: Cross multiply
    172,433,624.16x = 258,691,617.48 × 57,419,163
  4. Step 4: Simplify right side
    172,433,624.16x = 14,853,856,150,817,768
  5. Step 5: Solve for x
    x = 14,853,856,150,817,768/172,433,624.16
  6. Step 6: Final answer
    x = 86,142,457.56

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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.