Home / 202,378,029.39-279,281,774.14-109,558,537.34

Finding the Fourth Proportional to 202,378,029.39, 279,281,774.14 and 109,558,537.34

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Solution

The fourth proportional to 202,378,029.39, 279,281,774.14 and 109,558,537.34 is: 151,190,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,378,029.39 : 279,281,774.14 = 109,558,537.34 : x
  2. Step 2: Convert to fraction form
    202,378,029.39/279,281,774.14 = 109,558,537.34/x
  3. Step 3: Cross multiply
    202,378,029.39x = 279,281,774.14 × 109,558,537.34
  4. Step 4: Simplify right side
    202,378,029.39x = 30,597,702,678,828,328
  5. Step 5: Solve for x
    x = 30,597,702,678,828,328/202,378,029.39
  6. Step 6: Final answer
    x = 151,190,832.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.