Home / 172,450,230.40-258,675,345.60-162,246,563.20

Finding the Fourth Proportional to 172,450,230.40, 258,675,345.60 and 162,246,563.20

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Solution

The fourth proportional to 172,450,230.40, 258,675,345.60 and 162,246,563.20 is: 243,369,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,450,230.40 : 258,675,345.60 = 162,246,563.20 : x
  2. Step 2: Convert to fraction form
    172,450,230.40/258,675,345.60 = 162,246,563.20/x
  3. Step 3: Cross multiply
    172,450,230.40x = 258,675,345.60 × 162,246,563.20
  4. Step 4: Simplify right side
    172,450,230.40x = 41,969,185,808,172,240
  5. Step 5: Solve for x
    x = 41,969,185,808,172,240/172,450,230.40
  6. Step 6: Final answer
    x = 243,369,844.80

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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.