Home / 115,085,026.29-172,606,743.20-33,183,768.05

Finding the Fourth Proportional to 115,085,026.29, 172,606,743.20 and 33,183,768.05

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Solution

The fourth proportional to 115,085,026.29, 172,606,743.20 and 33,183,768.05 is: 49,769,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,085,026.29 : 172,606,743.20 = 33,183,768.05 : x
  2. Step 2: Convert to fraction form
    115,085,026.29/172,606,743.20 = 33,183,768.05/x
  3. Step 3: Cross multiply
    115,085,026.29x = 172,606,743.20 × 33,183,768.05
  4. Step 4: Simplify right side
    115,085,026.29x = 5,727,742,129,895,091
  5. Step 5: Solve for x
    x = 5,727,742,129,895,091/115,085,026.29
  6. Step 6: Final answer
    x = 49,769,655.66

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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.