Home / 172,742,687.10-259,114,031.87-57,727,229.58

Finding the Fourth Proportional to 172,742,687.10, 259,114,031.87 and 57,727,229.58

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Solution

The fourth proportional to 172,742,687.10, 259,114,031.87 and 57,727,229.58 is: 86,590,844.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,742,687.10 : 259,114,031.87 = 57,727,229.58 : x
  2. Step 2: Convert to fraction form
    172,742,687.10/259,114,031.87 = 57,727,229.58/x
  3. Step 3: Cross multiply
    172,742,687.10x = 259,114,031.87 × 57,727,229.58
  4. Step 4: Simplify right side
    172,742,687.10x = 14,957,935,204,870,290
  5. Step 5: Solve for x
    x = 14,957,935,204,870,290/172,742,687.10
  6. Step 6: Final answer
    x = 86,590,844.78

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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.